diff --git a/README.md b/README.md
index 916c752..d0f3c51 100644
--- a/README.md
+++ b/README.md
@@ -60,7 +60,7 @@ PRs are welcome.
 To keep the submodule up to date, you need to run
 
 ```bash
-sh scripts/update.sh
+git submodule foreach git pull
 ```
 
 ## License <a name="license"></a>