diff --git a/docker/docker-entrypoint.sh b/docker/docker-entrypoint.sh
index eeaac8c..c87b850 100644
--- a/docker/docker-entrypoint.sh
+++ b/docker/docker-entrypoint.sh
@@ -19,6 +19,9 @@
 sed -i "s/GITBUCKET_DATABASE_PASSWORD/${GITBUCKET_DATABASE_PASSWORD}/" $dbfile
 sed -i "s/GITBUCKET_DATABASE_USER/${GITBUCKET_DATABASE_USER}/" $dbfile
 
-wget https://github.com/jyuch/gitbucket-backup-plugin/releases/download/1.2.1/gitbucket-backup-plugin-gitbucket_4.29.0-1.2.1.jar -O $GITBUCKET_HOME/plugins/gitbucket-backup-plugin-gitbucket_4.29.0-1.2.1.jar
+# download backup plugin if not present
+if [ ! -f "$GITBUCKET_HOME/plugins/gitbucket-backup-plugin-gitbucket_4.29.0-1.2.1.jar" ]; then
+	wget https://github.com/jyuch/gitbucket-backup-plugin/releases/download/1.2.1/gitbucket-backup-plugin-gitbucket_4.29.0-1.2.1.jar -O $GITBUCKET_HOME/plugins/gitbucket-backup-plugin-gitbucket_4.29.0-1.2.1.jar
+fi
 
 exec "$@"