diff --git a/docker-entrypoint.sh b/docker-entrypoint.sh
index aaa28c8..d0fdb83 100755
--- a/docker-entrypoint.sh
+++ b/docker-entrypoint.sh
@@ -3,10 +3,10 @@
 set -e
 set -u
 
-GITIT_USER_EMAIL=${GITIT_USER_EMAIL:-}
-GITIT_USER_NAME=${GITIT_USER_NAME:-}
-GITIT_REMOTE_REPOSITORY=${GITIT_REMOTE_REPOSITORY:-}
-GITIT_REMOTE_DOMAIN=${GITIT_REMOTE_DOMAIN:-}
+GITIT_USER_EMAIL="${GITIT_USER_EMAIL:-}"
+GITIT_USER_NAME="${GITIT_USER_NAME:-}"
+GITIT_REMOTE_REPOSITORY="${GITIT_REMOTE_REPOSITORY:-}"
+GITIT_REMOTE_DOMAIN="${GITIT_REMOTE_DOMAIN:-}"
 
 if [ ! -f /data/gitit.conf ]; then
 	echo "Building config for gitit"
@@ -61,6 +61,9 @@ if [ -n "$GITIT_REMOTE_REPOSITORY" ]; then
 	MARK
 	chmod 600 /root/.ssh/config
 	chmod 700 /root/.ssh
+else
+	>&2 echo "INFO: Environment variable GITIT_REMOTE_REPOSITORY not defined."
+	>&2 echo "      Skipping mirror repository configuration."
 fi
 
 cd "$CUR"