diff --git a/docker-entrypoint.sh b/docker-entrypoint.sh
index 1c136cf..3a44a0e 100755
--- a/docker-entrypoint.sh
+++ b/docker-entrypoint.sh
@@ -58,13 +58,12 @@ echo "        Port $INPUT_REMOTE_DOCKER_PORT" >> ~/.ssh/config
 echo "        IdentityFile ~/.ssh/id_rsa" >> ~/.ssh/config
 echo "        StrictHostKeyChecking no" >> ~/.ssh/config
 echo "        UserKnownHostsFile /dev/null" >> ~/.ssh/config
-if [ $INPUT_SSH_PROXY_CMD ]; then
+if [ -n $INPUT_SSH_PROXY_CMD ]; then
   echo "Add ProxyCommand: $INPUT_SSH_PROXY_CMD"
   echo "        ProxyCommand $INPUT_SSH_PROXY_CMD" >> ~/.ssh/config
 fi
 echo >> ~/.ssh/config
 chmod 600 ~/.ssh/config
-sleep 1h
 
 set context
 echo "Create docker context"