diff --git a/src/postorius/forms.py b/src/postorius/forms.py
index 7c6fb45..58ebb5d 100644
--- a/src/postorius/forms.py
+++ b/src/postorius/forms.py
@@ -800,10 +800,11 @@
         label=_('Moderation'),
         error_messages={
             'required': _("Please choose a moderation action.")},
-        required=True,
-        choices=ACTION_CHOICES,
+        required=False,
+        choices=[(None, _('List default'))] + list(ACTION_CHOICES),
         help_text=_(
             'Default action to take when this member posts to the list. '
+            'List default -- follow the list\'s default member action. '
             'Hold -- This holds the message for approval by the list '
             'moderators. '
             'Reject -- this automatically rejects the message by sending a '
diff --git a/src/postorius/tests/fixtures/vcr_cassettes/ListMembersOptionsTest.test_moderation_action.yaml b/src/postorius/tests/fixtures/vcr_cassettes/ListMembersOptionsTest.test_moderation_action.yaml
new file mode 100644
index 0000000..f542bb8
--- /dev/null
+++ b/src/postorius/tests/fixtures/vcr_cassettes/ListMembersOptionsTest.test_moderation_action.yaml
@@ -0,0 +1,606 @@
+interactions:
+- request:
+    body: mail_host=example.com
+    headers:
+      accept-encoding: ['gzip, deflate']
+      !!python/unicode content-type: [!!python/unicode application/x-www-form-urlencoded]
+    method: !!python/unicode POST
+    uri: http://localhost:9001/3.0/domains
+  response:
+    body: {string: !!python/unicode ''}
+    headers:
+      content-length: ['0']
+      content-type: [application/json; charset=UTF-8]
+      location: ['http://localhost:9001/3.0/domains/example.com']
+    status: {code: 201, message: Created}
+- request:
+    body: null
+    headers:
+      accept-encoding: ['gzip, deflate']
+    method: !!python/unicode GET
+    uri: http://localhost:9001/3.0/domains/example.com
+  response:
+    body: {string: !!python/unicode '{"base_url": "http://example.com", "description":
+        null, "http_etag": "\"e736411818ff1815ca83575e0958c38c5188f0a4\"", "mail_host":
+        "example.com", "self_link": "http://localhost:9001/3.0/domains/example.com",
+        "url_host": "example.com"}'}
+    headers:
+      content-length: ['233']
+      content-type: [application/json; charset=UTF-8]
+    status: {code: 200, message: OK}
+- request:
+    body: fqdn_listname=foo%40example.com
+    headers:
+      accept-encoding: ['gzip, deflate']
+      !!python/unicode content-type: [!!python/unicode application/x-www-form-urlencoded]
+    method: !!python/unicode POST
+    uri: http://localhost:9001/3.0/lists
+  response:
+    body: {string: !!python/unicode ''}
+    headers:
+      content-length: ['0']
+      content-type: [application/json; charset=UTF-8]
+      location: ['http://localhost:9001/3.0/lists/foo.example.com']
+    status: {code: 201, message: Created}
+- request:
+    body: null
+    headers:
+      accept-encoding: ['gzip, deflate']
+    method: !!python/unicode GET
+    uri: http://localhost:9001/3.0/lists/foo.example.com
+  response:
+    body: {string: !!python/unicode '{"display_name": "Foo", "fqdn_listname": "foo@example.com",
+        "http_etag": "\"698a819bbb6b902096a8c5543cc7fac2328960d5\"", "list_id": "foo.example.com",
+        "list_name": "foo", "mail_host": "example.com", "member_count": 0, "self_link":
+        "http://localhost:9001/3.0/lists/foo.example.com", "volume": 1}'}
+    headers:
+      content-length: ['294']
+      content-type: [application/json; charset=UTF-8]
+    status: {code: 200, message: OK}
+- request:
+    body: list_id=foo.example.com&role=owner&subscriber=owner%40example.com
+    headers:
+      accept-encoding: ['gzip, deflate']
+      !!python/unicode content-type: [!!python/unicode application/x-www-form-urlencoded]
+    method: !!python/unicode POST
+    uri: http://localhost:9001/3.0/members
+  response:
+    body: {string: !!python/unicode ''}
+    headers:
+      content-length: ['0']
+      content-type: [application/json; charset=UTF-8]
+      location: ['http://localhost:9001/3.0/members/25']
+    status: {code: 201, message: Created}
+- request:
+    body: list_id=foo.example.com&role=moderator&subscriber=moderator%40example.com
+    headers:
+      accept-encoding: ['gzip, deflate']
+      !!python/unicode content-type: [!!python/unicode application/x-www-form-urlencoded]
+    method: !!python/unicode POST
+    uri: http://localhost:9001/3.0/members
+  response:
+    body: {string: !!python/unicode ''}
+    headers:
+      content-length: ['0']
+      content-type: [application/json; charset=UTF-8]
+      location: ['http://localhost:9001/3.0/members/26']
+    status: {code: 201, message: Created}
+- request:
+    body: email=test%40example.com
+    headers:
+      accept-encoding: ['gzip, deflate']
+      !!python/unicode content-type: [!!python/unicode application/x-www-form-urlencoded]
+    method: !!python/unicode POST
+    uri: http://localhost:9001/3.0/users
+  response:
+    body: {string: !!python/unicode ''}
+    headers:
+      content-length: ['0']
+      content-type: [application/json; charset=UTF-8]
+      location: ['http://localhost:9001/3.0/users/27']
+    status: {code: 201, message: Created}
+- request:
+    body: null
+    headers:
+      accept-encoding: ['gzip, deflate']
+    method: !!python/unicode GET
+    uri: http://localhost:9001/3.0/users/27
+  response:
+    body: {string: !!python/unicode '{"created_on": "2005-08-01T07:49:23", "http_etag":
+        "\"d5c9e2ff74032042aba83dcf2b1cc2f0cd9495a8\"", "is_server_owner": false,
+        "password": "$6$rounds=702318$RY1JZNyy2pj3R6UB$WlqhPTL2MgRq.wPLjTaigkJ9nn6i40m1mLzpXts/G98BcYt1zt6oECNIxlXT5Ihyhq4AX/EdC5AbSh3yHoNlN0",
+        "self_link": "http://localhost:9001/3.0/users/27", "user_id": 27}'}
+    headers:
+      content-length: ['326']
+      content-type: [application/json; charset=UTF-8]
+    status: {code: 200, message: OK}
+- request:
+    body: null
+    headers:
+      accept-encoding: ['gzip, deflate']
+    method: !!python/unicode GET
+    uri: http://localhost:9001/3.0/users/27/addresses
+  response:
+    body: {string: !!python/unicode '{"entries": [{"email": "test@example.com", "http_etag":
+        "\"ad8ac76a93e51a3d36c47c3565f996c1629b6caa\"", "original_email": "test@example.com",
+        "registered_on": "2005-08-01T07:49:23", "self_link": "http://localhost:9001/3.0/addresses/test@example.com",
+        "user": "http://localhost:9001/3.0/users/27"}], "http_etag": "\"f2bf8b02c220c810aca7bf6ce4627feb3fac56b6\"",
+        "start": 0, "total_size": 1}'}
+    headers:
+      content-length: ['388']
+      content-type: [application/json; charset=UTF-8]
+    status: {code: 200, message: OK}
+- request:
+    body: null
+    headers:
+      accept-encoding: ['gzip, deflate']
+    method: !!python/unicode POST
+    uri: http://localhost:9001/3.0/addresses/test@example.com/verify
+  response:
+    body: {string: !!python/unicode ''}
+    headers:
+      content-length: ['0']
+    status: {code: 204, message: No Content}
+- request:
+    body: display_name=None&list_id=foo.example.com&pre_approved=True&pre_confirmed=True&pre_verified=True&subscriber=test%40example.com
+    headers:
+      accept-encoding: ['gzip, deflate']
+      !!python/unicode content-type: [!!python/unicode application/x-www-form-urlencoded]
+    method: !!python/unicode POST
+    uri: http://localhost:9001/3.0/members
+  response:
+    body: {string: !!python/unicode ''}
+    headers:
+      content-length: ['0']
+      content-type: [application/json; charset=UTF-8]
+      location: ['http://localhost:9001/3.0/members/27']
+    status: {code: 201, message: Created}
+- request:
+    body: null
+    headers:
+      accept-encoding: ['gzip, deflate']
+    method: !!python/unicode GET
+    uri: http://localhost:9001/3.0/lists/foo.example.com/member/test@example.com
+  response:
+    body: {string: !!python/unicode '{"address": "http://localhost:9001/3.0/addresses/test@example.com",
+        "delivery_mode": "regular", "email": "test@example.com", "http_etag": "\"e2c451765e1e4ac82414bfa7ea6153b6a84a851c\"",
+        "list_id": "foo.example.com", "member_id": 27, "role": "member", "self_link":
+        "http://localhost:9001/3.0/members/27", "user": "http://localhost:9001/3.0/users/27"}'}
+    headers:
+      content-length: ['349']
+      content-type: [application/json; charset=UTF-8]
+    status: {code: 200, message: OK}
+- request:
+    body: null
+    headers:
+      accept-encoding: ['gzip, deflate']
+    method: !!python/unicode GET
+    uri: http://localhost:9001/3.0/lists/foo.example.com/member/test@example.com
+  response:
+    body: {string: !!python/unicode '{"address": "http://localhost:9001/3.0/addresses/test@example.com",
+        "delivery_mode": "regular", "email": "test@example.com", "http_etag": "\"e2c451765e1e4ac82414bfa7ea6153b6a84a851c\"",
+        "list_id": "foo.example.com", "member_id": 27, "role": "member", "self_link":
+        "http://localhost:9001/3.0/members/27", "user": "http://localhost:9001/3.0/users/27"}'}
+    headers:
+      content-length: ['349']
+      content-type: [application/json; charset=UTF-8]
+    status: {code: 200, message: OK}
+- request:
+    body: null
+    headers:
+      accept-encoding: ['gzip, deflate']
+    method: !!python/unicode GET
+    uri: http://localhost:9001/3.0/users/su@example.com
+  response:
+    body: {string: !!python/unicode 404 Not Found}
+    headers:
+      content-length: ['13']
+      content-type: [application/json; charset=UTF-8]
+    status: {code: 404, message: Not Found}
+- request:
+    body: null
+    headers:
+      accept-encoding: ['gzip, deflate']
+    method: !!python/unicode GET
+    uri: http://localhost:9001/3.0/lists/foo.example.com
+  response:
+    body: {string: !!python/unicode '{"display_name": "Foo", "fqdn_listname": "foo@example.com",
+        "http_etag": "\"98cc998d4a30293ec17da639bce10617912a6e1e\"", "list_id": "foo.example.com",
+        "list_name": "foo", "mail_host": "example.com", "member_count": 1, "self_link":
+        "http://localhost:9001/3.0/lists/foo.example.com", "volume": 1}'}
+    headers:
+      content-length: ['294']
+      content-type: [application/json; charset=UTF-8]
+    status: {code: 200, message: OK}
+- request:
+    body: null
+    headers:
+      accept-encoding: ['gzip, deflate']
+    method: !!python/unicode GET
+    uri: http://localhost:9001/3.0/lists/foo.example.com
+  response:
+    body: {string: !!python/unicode '{"display_name": "Foo", "fqdn_listname": "foo@example.com",
+        "http_etag": "\"98cc998d4a30293ec17da639bce10617912a6e1e\"", "list_id": "foo.example.com",
+        "list_name": "foo", "mail_host": "example.com", "member_count": 1, "self_link":
+        "http://localhost:9001/3.0/lists/foo.example.com", "volume": 1}'}
+    headers:
+      content-length: ['294']
+      content-type: [application/json; charset=UTF-8]
+    status: {code: 200, message: OK}
+- request:
+    body: null
+    headers:
+      accept-encoding: ['gzip, deflate']
+    method: !!python/unicode GET
+    uri: http://localhost:9001/3.0/lists/foo.example.com/member/test@example.com
+  response:
+    body: {string: !!python/unicode '{"address": "http://localhost:9001/3.0/addresses/test@example.com",
+        "delivery_mode": "regular", "email": "test@example.com", "http_etag": "\"e2c451765e1e4ac82414bfa7ea6153b6a84a851c\"",
+        "list_id": "foo.example.com", "member_id": 27, "role": "member", "self_link":
+        "http://localhost:9001/3.0/members/27", "user": "http://localhost:9001/3.0/users/27"}'}
+    headers:
+      content-length: ['349']
+      content-type: [application/json; charset=UTF-8]
+    status: {code: 200, message: OK}
+- request:
+    body: null
+    headers:
+      accept-encoding: ['gzip, deflate']
+    method: !!python/unicode GET
+    uri: http://localhost:9001/3.0/members/27/preferences
+  response:
+    body: {string: !!python/unicode '{"http_etag": "\"35211d8d79343dd8ab3a8f26e7aa89a465f2feea\"",
+        "self_link": "http://localhost:9001/3.0/members/27/preferences"}'}
+    headers:
+      content-length: ['126']
+      content-type: [application/json; charset=UTF-8]
+    status: {code: 200, message: OK}
+- request:
+    body: moderation_action=hold
+    headers:
+      accept-encoding: ['gzip, deflate']
+      !!python/unicode content-type: [!!python/unicode application/x-www-form-urlencoded]
+    method: !!python/unicode PATCH
+    uri: http://localhost:9001/3.0/members/27
+  response:
+    body: {string: !!python/unicode ''}
+    headers:
+      content-length: ['0']
+    status: {code: 204, message: No Content}
+- request:
+    body: null
+    headers:
+      accept-encoding: ['gzip, deflate']
+    method: !!python/unicode GET
+    uri: http://localhost:9001/3.0/users/su@example.com
+  response:
+    body: {string: !!python/unicode 404 Not Found}
+    headers:
+      content-length: ['13']
+      content-type: [application/json; charset=UTF-8]
+    status: {code: 404, message: Not Found}
+- request:
+    body: null
+    headers:
+      accept-encoding: ['gzip, deflate']
+    method: !!python/unicode GET
+    uri: http://localhost:9001/3.0/lists/foo.example.com
+  response:
+    body: {string: !!python/unicode '{"display_name": "Foo", "fqdn_listname": "foo@example.com",
+        "http_etag": "\"98cc998d4a30293ec17da639bce10617912a6e1e\"", "list_id": "foo.example.com",
+        "list_name": "foo", "mail_host": "example.com", "member_count": 1, "self_link":
+        "http://localhost:9001/3.0/lists/foo.example.com", "volume": 1}'}
+    headers:
+      content-length: ['294']
+      content-type: [application/json; charset=UTF-8]
+    status: {code: 200, message: OK}
+- request:
+    body: null
+    headers:
+      accept-encoding: ['gzip, deflate']
+    method: !!python/unicode GET
+    uri: http://localhost:9001/3.0/lists/foo.example.com
+  response:
+    body: {string: !!python/unicode '{"display_name": "Foo", "fqdn_listname": "foo@example.com",
+        "http_etag": "\"98cc998d4a30293ec17da639bce10617912a6e1e\"", "list_id": "foo.example.com",
+        "list_name": "foo", "mail_host": "example.com", "member_count": 1, "self_link":
+        "http://localhost:9001/3.0/lists/foo.example.com", "volume": 1}'}
+    headers:
+      content-length: ['294']
+      content-type: [application/json; charset=UTF-8]
+    status: {code: 200, message: OK}
+- request:
+    body: null
+    headers:
+      accept-encoding: ['gzip, deflate']
+    method: !!python/unicode GET
+    uri: http://localhost:9001/3.0/lists/foo.example.com/member/test@example.com
+  response:
+    body: {string: !!python/unicode '{"address": "http://localhost:9001/3.0/addresses/test@example.com",
+        "delivery_mode": "regular", "email": "test@example.com", "http_etag": "\"0a01f98f340594bb43e703181e563b15134367d6\"",
+        "list_id": "foo.example.com", "member_id": 27, "moderation_action": "hold",
+        "role": "member", "self_link": "http://localhost:9001/3.0/members/27", "user":
+        "http://localhost:9001/3.0/users/27"}'}
+    headers:
+      content-length: ['378']
+      content-type: [application/json; charset=UTF-8]
+    status: {code: 200, message: OK}
+- request:
+    body: null
+    headers:
+      accept-encoding: ['gzip, deflate']
+    method: !!python/unicode GET
+    uri: http://localhost:9001/3.0/members/27/preferences
+  response:
+    body: {string: !!python/unicode '{"http_etag": "\"35211d8d79343dd8ab3a8f26e7aa89a465f2feea\"",
+        "self_link": "http://localhost:9001/3.0/members/27/preferences"}'}
+    headers:
+      content-length: ['126']
+      content-type: [application/json; charset=UTF-8]
+    status: {code: 200, message: OK}
+- request:
+    body: null
+    headers:
+      accept-encoding: ['gzip, deflate']
+    method: !!python/unicode GET
+    uri: http://localhost:9001/3.0/lists/foo.example.com/member/test@example.com
+  response:
+    body: {string: !!python/unicode '{"address": "http://localhost:9001/3.0/addresses/test@example.com",
+        "delivery_mode": "regular", "email": "test@example.com", "http_etag": "\"0a01f98f340594bb43e703181e563b15134367d6\"",
+        "list_id": "foo.example.com", "member_id": 27, "moderation_action": "hold",
+        "role": "member", "self_link": "http://localhost:9001/3.0/members/27", "user":
+        "http://localhost:9001/3.0/users/27"}'}
+    headers:
+      content-length: ['378']
+      content-type: [application/json; charset=UTF-8]
+    status: {code: 200, message: OK}
+- request:
+    body: null
+    headers:
+      accept-encoding: ['gzip, deflate']
+    method: !!python/unicode GET
+    uri: http://localhost:9001/3.0/users/su@example.com
+  response:
+    body: {string: !!python/unicode 404 Not Found}
+    headers:
+      content-length: ['13']
+      content-type: [application/json; charset=UTF-8]
+    status: {code: 404, message: Not Found}
+- request:
+    body: null
+    headers:
+      accept-encoding: ['gzip, deflate']
+    method: !!python/unicode GET
+    uri: http://localhost:9001/3.0/lists/foo.example.com
+  response:
+    body: {string: !!python/unicode '{"display_name": "Foo", "fqdn_listname": "foo@example.com",
+        "http_etag": "\"98cc998d4a30293ec17da639bce10617912a6e1e\"", "list_id": "foo.example.com",
+        "list_name": "foo", "mail_host": "example.com", "member_count": 1, "self_link":
+        "http://localhost:9001/3.0/lists/foo.example.com", "volume": 1}'}
+    headers:
+      content-length: ['294']
+      content-type: [application/json; charset=UTF-8]
+    status: {code: 200, message: OK}
+- request:
+    body: null
+    headers:
+      accept-encoding: ['gzip, deflate']
+    method: !!python/unicode GET
+    uri: http://localhost:9001/3.0/lists/foo.example.com
+  response:
+    body: {string: !!python/unicode '{"display_name": "Foo", "fqdn_listname": "foo@example.com",
+        "http_etag": "\"98cc998d4a30293ec17da639bce10617912a6e1e\"", "list_id": "foo.example.com",
+        "list_name": "foo", "mail_host": "example.com", "member_count": 1, "self_link":
+        "http://localhost:9001/3.0/lists/foo.example.com", "volume": 1}'}
+    headers:
+      content-length: ['294']
+      content-type: [application/json; charset=UTF-8]
+    status: {code: 200, message: OK}
+- request:
+    body: null
+    headers:
+      accept-encoding: ['gzip, deflate']
+    method: !!python/unicode GET
+    uri: http://localhost:9001/3.0/lists/foo.example.com/member/test@example.com
+  response:
+    body: {string: !!python/unicode '{"address": "http://localhost:9001/3.0/addresses/test@example.com",
+        "delivery_mode": "regular", "email": "test@example.com", "http_etag": "\"0a01f98f340594bb43e703181e563b15134367d6\"",
+        "list_id": "foo.example.com", "member_id": 27, "moderation_action": "hold",
+        "role": "member", "self_link": "http://localhost:9001/3.0/members/27", "user":
+        "http://localhost:9001/3.0/users/27"}'}
+    headers:
+      content-length: ['378']
+      content-type: [application/json; charset=UTF-8]
+    status: {code: 200, message: OK}
+- request:
+    body: null
+    headers:
+      accept-encoding: ['gzip, deflate']
+    method: !!python/unicode GET
+    uri: http://localhost:9001/3.0/members/27/preferences
+  response:
+    body: {string: !!python/unicode '{"http_etag": "\"35211d8d79343dd8ab3a8f26e7aa89a465f2feea\"",
+        "self_link": "http://localhost:9001/3.0/members/27/preferences"}'}
+    headers:
+      content-length: ['126']
+      content-type: [application/json; charset=UTF-8]
+    status: {code: 200, message: OK}
+- request:
+    body: !!python/unicode moderation_action=
+    headers:
+      accept-encoding: ['gzip, deflate']
+      !!python/unicode content-type: [!!python/unicode application/x-www-form-urlencoded]
+    method: !!python/unicode PATCH
+    uri: http://localhost:9001/3.0/members/27
+  response:
+    body: {string: !!python/unicode ''}
+    headers:
+      content-length: ['0']
+    status: {code: 204, message: No Content}
+- request:
+    body: null
+    headers:
+      accept-encoding: ['gzip, deflate']
+    method: !!python/unicode GET
+    uri: http://localhost:9001/3.0/users/su@example.com
+  response:
+    body: {string: !!python/unicode 404 Not Found}
+    headers:
+      content-length: ['13']
+      content-type: [application/json; charset=UTF-8]
+    status: {code: 404, message: Not Found}
+- request:
+    body: null
+    headers:
+      accept-encoding: ['gzip, deflate']
+    method: !!python/unicode GET
+    uri: http://localhost:9001/3.0/lists/foo.example.com
+  response:
+    body: {string: !!python/unicode '{"display_name": "Foo", "fqdn_listname": "foo@example.com",
+        "http_etag": "\"98cc998d4a30293ec17da639bce10617912a6e1e\"", "list_id": "foo.example.com",
+        "list_name": "foo", "mail_host": "example.com", "member_count": 1, "self_link":
+        "http://localhost:9001/3.0/lists/foo.example.com", "volume": 1}'}
+    headers:
+      content-length: ['294']
+      content-type: [application/json; charset=UTF-8]
+    status: {code: 200, message: OK}
+- request:
+    body: null
+    headers:
+      accept-encoding: ['gzip, deflate']
+    method: !!python/unicode GET
+    uri: http://localhost:9001/3.0/lists/foo.example.com
+  response:
+    body: {string: !!python/unicode '{"display_name": "Foo", "fqdn_listname": "foo@example.com",
+        "http_etag": "\"98cc998d4a30293ec17da639bce10617912a6e1e\"", "list_id": "foo.example.com",
+        "list_name": "foo", "mail_host": "example.com", "member_count": 1, "self_link":
+        "http://localhost:9001/3.0/lists/foo.example.com", "volume": 1}'}
+    headers:
+      content-length: ['294']
+      content-type: [application/json; charset=UTF-8]
+    status: {code: 200, message: OK}
+- request:
+    body: null
+    headers:
+      accept-encoding: ['gzip, deflate']
+    method: !!python/unicode GET
+    uri: http://localhost:9001/3.0/lists/foo.example.com/member/test@example.com
+  response:
+    body: {string: !!python/unicode '{"address": "http://localhost:9001/3.0/addresses/test@example.com",
+        "delivery_mode": "regular", "email": "test@example.com", "http_etag": "\"e2c451765e1e4ac82414bfa7ea6153b6a84a851c\"",
+        "list_id": "foo.example.com", "member_id": 27, "role": "member", "self_link":
+        "http://localhost:9001/3.0/members/27", "user": "http://localhost:9001/3.0/users/27"}'}
+    headers:
+      content-length: ['349']
+      content-type: [application/json; charset=UTF-8]
+    status: {code: 200, message: OK}
+- request:
+    body: null
+    headers:
+      accept-encoding: ['gzip, deflate']
+    method: !!python/unicode GET
+    uri: http://localhost:9001/3.0/members/27/preferences
+  response:
+    body: {string: !!python/unicode '{"http_etag": "\"35211d8d79343dd8ab3a8f26e7aa89a465f2feea\"",
+        "self_link": "http://localhost:9001/3.0/members/27/preferences"}'}
+    headers:
+      content-length: ['126']
+      content-type: [application/json; charset=UTF-8]
+    status: {code: 200, message: OK}
+- request:
+    body: null
+    headers:
+      accept-encoding: ['gzip, deflate']
+    method: !!python/unicode GET
+    uri: http://localhost:9001/3.0/lists/foo.example.com/member/test@example.com
+  response:
+    body: {string: !!python/unicode '{"address": "http://localhost:9001/3.0/addresses/test@example.com",
+        "delivery_mode": "regular", "email": "test@example.com", "http_etag": "\"e2c451765e1e4ac82414bfa7ea6153b6a84a851c\"",
+        "list_id": "foo.example.com", "member_id": 27, "role": "member", "self_link":
+        "http://localhost:9001/3.0/members/27", "user": "http://localhost:9001/3.0/users/27"}'}
+    headers:
+      content-length: ['349']
+      content-type: [application/json; charset=UTF-8]
+    status: {code: 200, message: OK}
+- request:
+    body: null
+    headers:
+      accept-encoding: ['gzip, deflate']
+    method: !!python/unicode GET
+    uri: http://localhost:9001/3.0/domains
+  response:
+    body: {string: !!python/unicode '{"entries": [{"base_url": "http://example.com",
+        "description": null, "http_etag": "\"e736411818ff1815ca83575e0958c38c5188f0a4\"",
+        "mail_host": "example.com", "self_link": "http://localhost:9001/3.0/domains/example.com",
+        "url_host": "example.com"}], "http_etag": "\"c385b155f8da284bf78dbe075e20f58a30c893ab\"",
+        "start": 0, "total_size": 1}'}
+    headers:
+      content-length: ['338']
+      content-type: [application/json; charset=UTF-8]
+    status: {code: 200, message: OK}
+- request:
+    body: null
+    headers:
+      accept-encoding: ['gzip, deflate']
+    method: !!python/unicode DELETE
+    uri: http://localhost:9001/3.0/domains/example.com
+  response:
+    body: {string: !!python/unicode ''}
+    headers:
+      content-length: ['0']
+    status: {code: 204, message: No Content}
+- request:
+    body: null
+    headers:
+      accept-encoding: ['gzip, deflate']
+    method: !!python/unicode GET
+    uri: http://localhost:9001/3.0/users
+  response:
+    body: {string: !!python/unicode '{"entries": [{"created_on": "2005-08-01T07:49:23",
+        "http_etag": "\"0c3f6e8712fd05b9da49c42bf9600a5414b7958f\"", "is_server_owner":
+        false, "self_link": "http://localhost:9001/3.0/users/25", "user_id": 25},
+        {"created_on": "2005-08-01T07:49:23", "http_etag": "\"c73be856843a113d5eb32f60ae4315192adb1045\"",
+        "is_server_owner": false, "self_link": "http://localhost:9001/3.0/users/26",
+        "user_id": 26}, {"created_on": "2005-08-01T07:49:23", "http_etag": "\"d5c9e2ff74032042aba83dcf2b1cc2f0cd9495a8\"",
+        "is_server_owner": false, "password": "$6$rounds=702318$RY1JZNyy2pj3R6UB$WlqhPTL2MgRq.wPLjTaigkJ9nn6i40m1mLzpXts/G98BcYt1zt6oECNIxlXT5Ihyhq4AX/EdC5AbSh3yHoNlN0",
+        "self_link": "http://localhost:9001/3.0/users/27", "user_id": 27}], "http_etag":
+        "\"8c30e9df1ed2ff50f2a59cf6e94ed532287bffb8\"", "start": 0, "total_size":
+        3}'}
+    headers:
+      content-length: ['815']
+      content-type: [application/json; charset=UTF-8]
+    status: {code: 200, message: OK}
+- request:
+    body: null
+    headers:
+      accept-encoding: ['gzip, deflate']
+    method: !!python/unicode DELETE
+    uri: http://localhost:9001/3.0/users/25
+  response:
+    body: {string: !!python/unicode ''}
+    headers:
+      content-length: ['0']
+    status: {code: 204, message: No Content}
+- request:
+    body: null
+    headers:
+      accept-encoding: ['gzip, deflate']
+    method: !!python/unicode DELETE
+    uri: http://localhost:9001/3.0/users/26
+  response:
+    body: {string: !!python/unicode ''}
+    headers:
+      content-length: ['0']
+    status: {code: 204, message: No Content}
+- request:
+    body: null
+    headers:
+      accept-encoding: ['gzip, deflate']
+    method: !!python/unicode DELETE
+    uri: http://localhost:9001/3.0/users/27
+  response:
+    body: {string: !!python/unicode ''}
+    headers:
+      content-length: ['0']
+    status: {code: 204, message: No Content}
+version: 1
diff --git a/src/postorius/tests/mailman_api_tests/test_list_member_options.py b/src/postorius/tests/mailman_api_tests/test_list_member_options.py
index f5c84b6..78bc29d 100644
--- a/src/postorius/tests/mailman_api_tests/test_list_member_options.py
+++ b/src/postorius/tests/mailman_api_tests/test_list_member_options.py
@@ -52,12 +52,11 @@
                                 pre_confirmed=True, pre_approved=True)
         self.url = reverse('list_member_options', args=(self.foo_list.list_id,
                                                         'test@example.com',))
-        self.url = quote(self.url)
 
     def test_page_not_accessible_if_not_logged_in(self):
         response = self.client.get(self.url)
         self.assertRedirects(response, '{}?next={}'.format(
-            reverse(settings.LOGIN_URL), self.url))
+            reverse(settings.LOGIN_URL), quote(self.url)))
 
     def test_page_not_accessible_for_unprivileged_users(self):
         self.client.login(username='testuser', password='testpass')
@@ -86,3 +85,22 @@
                               MemberModeration)
         self.assertIsInstance(response.context['preferences_form'],
                               UserPreferences)
+
+    def test_moderation_action(self):
+        member = self.foo_list.get_member('test@example.com')
+        self.assertIsNone(
+            self.foo_list.get_member('test@example.com').moderation_action)
+        self.client.login(username='testsu', password='testpass')
+        response = self.client.post(self.url, {
+            'formname': 'moderation', 'moderation_action': 'hold'})
+        self.assertRedirects(response, self.url)
+        self.assertHasSuccessMessage(response)
+        self.assertEqual(
+            self.foo_list.get_member('test@example.com').moderation_action,
+            'hold')
+        response = self.client.post(self.url, {
+            'formname': 'moderation', 'moderation_action': ''})
+        self.assertRedirects(response, self.url)
+        self.assertHasSuccessMessage(response)
+        self.assertIsNone(
+            self.foo_list.get_member('test@example.com').moderation_action)