diff --git a/.gitea/workflows/submodule.yaml b/.gitea/workflows/submodule.yaml
index 1fcb60f..3167645 100644
--- a/.gitea/workflows/submodule.yaml
+++ b/.gitea/workflows/submodule.yaml
@@ -31,7 +31,7 @@ jobs:
               run: |
                   git status
                   git submodule status
-                  git commit -am "chore: update submodule references"
+                  git diff-index --quiet HEAD || git commit -am "chore: update submodule references"
                   git status
                   git submodule status
                   git push