diff --git a/.github/dependabot.yml b/.github/dependabot.yml
index e56fa41..f9695f5 100644
--- a/.github/dependabot.yml
+++ b/.github/dependabot.yml
@@ -7,3 +7,9 @@ updates:
     schedule:
       interval: "weekly"
       day: "saturday"
+
+  - package-ecosystem: "gitsubmodule"
+    directory: "/"
+    schedule:
+      interval: "weekly"
+      day: "saturday"