diff --git a/pages/common/git-submodule.md b/pages/common/git-submodule.md
index 0f7dbe150..cfdf0b15f 100644
--- a/pages/common/git-submodule.md
+++ b/pages/common/git-submodule.md
@@ -10,6 +10,10 @@
 
 `git submodule add {{repository_url}}`
 
+- Add a git repository as a submodule at the specified directory:
+
+`git submodule add {{repository_url}} {{directory}}`
+
 - Update every submodule to its latest commit:
 
 `git submodule foreach git pull`