diff --git a/README.md b/README.md
index 46dae90..4afca98 100644
--- a/README.md
+++ b/README.md
@@ -15,3 +15,13 @@
 
 - http://docs.openhab.org/installation/docker.html
 - https://github.com/openhab/openhab-docker
+
+### weather binding
+Copy these folders:
+- `webapps/weather-data/layouts` -> `./data/userdata/webapps/weather-data/layouts`
+- `webapps/weather-data` -> `./data/conf/html/weather-data`
+
+And follow the instuctions to add `static` for all urls like this:
+https://community.openhab.org/t/html-layouts-in-oh2/8762/28?u=benjy
+
+Openhab doku: https://www.openhab.org/addons/bindings/weather1/#html-layouts
diff --git a/docker-compose.yml b/docker-compose.yml
index 80ad86e..792a546 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -2,8 +2,8 @@
 
 services:
     main-openhab:
-      image: openhab/openhab:2.2.0-${OPENHAB_ARCH:-amd64}-debian
-      mem_limit: 2g
+      image: openhab/openhab:2.3.0-${OPENHAB_ARCH:-amd64}-debian
+      mem_limit: ${OPENHAB_MEMORY_LIMIT:-2g}
       restart: always
       tty: true
       logging:
@@ -26,3 +26,19 @@
         - "${OPENHAB_HTTP_BIND:-127.0.0.1}:${OPENHAB_HTTP_PORT:-8080}:8080"
         - "${OPENHAB_HTTPS_BIND:-127.0.0.1}:${OPENHAB_HTTPS_PORT:-8443}:8443"
         - "${OPENHAB_OSGI_BIND:-127.0.0.1}:${OPENHAB_OSGI_PORT:-5555}:5555"
+      networks:
+        openhab-network:
+          ipv4_address: 172.55.55.100
+          aliases:
+            - openhab-main
+
+
+networks:
+  openhab-network:
+    driver: bridge
+    enable_ipv6: false
+    ipam:
+      driver: default
+      config:
+        - subnet: 172.55.55.0/24
+
diff --git a/install.sh b/install.sh
index b895365..92e2000 100755
--- a/install.sh
+++ b/install.sh
@@ -17,11 +17,12 @@
 	# replace uid and gid in config file
 	sed -i "/^OPENHAB_USER/c\\\OPENHAB_USER_ID=${uid}" openhab.conf
 
-	# replace architecture
+	# replace architecture dependend
 	if [[ $arc == "x86_64" ]]; then
 		sed -i "/^OPENHAB_ARCH=/c\\\OPENHAB_ARCH=amd64" openhab.conf
 	elif [[ $arc == *"armv"* ]]; then
 		sed -i "/^OPENHAB_ARCH=/c\\\OPENHAB_ARCH=armhf" openhab.conf
+		sed -i "/^#OPENHAB_MEMORY_LIMIT=/c\\\OPENHAB_MEMORY_LIMIT=512m" openhab.conf
 	else
 		echo "unsupportet architecture"
 		exit 1
diff --git a/openhab.conf.example b/openhab.conf.example
index 71ecd8c..16f11e5 100644
--- a/openhab.conf.example
+++ b/openhab.conf.example
@@ -23,3 +23,9 @@
 
 # language
 OPENHAB_LANG=de_DE.UTF-8
+
+# optional change memory limit
+#OPENHAB_MEMORY_LIMIT=2g
+
+# maximum log lines
+LOG_LINES=9999