diff --git a/README.md b/README.md
index 509c3a5..902e5b2 100644
--- a/README.md
+++ b/README.md
@@ -168,7 +168,7 @@ Below are the instructions for updating containers:
   ```
   docker run --rm \
   -v /var/run/docker.sock:/var/run/docker.sock \
-  containrrr/watchtower
+  containrrr/watchtower \
   --run-once openvpn-as
   ```
 * You can also remove the old dangling images: `docker image prune`