diff --git a/.github/dependabot.yml b/.github/dependabot.yml
index b67ea638..2b757b97 100644
--- a/.github/dependabot.yml
+++ b/.github/dependabot.yml
@@ -36,3 +36,11 @@ updates:
       time: "00:00"
     target-branch: "nightly"
     open-pull-requests-limit: 10
+
+  - package-ecosystem: "gitsubmodule"
+    directory: "/"
+    schedule:
+      interval: "daily"
+      time: "00:00"
+    target-branch: "nightly"
+    open-pull-requests-limit: 10