diff --git a/docker/Dockerfile b/docker/Dockerfile
index c31232f..2d561cb 100644
--- a/docker/Dockerfile
+++ b/docker/Dockerfile
@@ -24,11 +24,14 @@
 # get gitbucket
 RUN wget https://github.com/gitbucket/gitbucket/releases/download/4.30.1/gitbucket.war -O $GITBUCKET_HOME/latest.war
 
-# create backup plugin
+# create plugin dir
 RUN mkdir $GITBUCKET_HOME/plugins
 
+# get backup plugin
+RUN 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/gitbucket-backup-plugin-gitbucket_4.29.0-1.2.1.jar
+
 # clean
-#RUN apk del wget
+RUN apk del wget
 RUN rm -rf /var/cache/apk/*
 
 # mark volumes
diff --git a/docker/docker-entrypoint.sh b/docker/docker-entrypoint.sh
index c87b850..6606dfd 100644
--- a/docker/docker-entrypoint.sh
+++ b/docker/docker-entrypoint.sh
@@ -21,7 +21,7 @@
 
 # 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
+	mv $GITBUCKET_HOME/gitbucket-backup-plugin-gitbucket_4.29.0-1.2.1.jar $GITBUCKET_HOME/plugins/gitbucket-backup-plugin-gitbucket_4.29.0-1.2.1.jar
 fi
 
 exec "$@"