diff --git a/extension/.github/workflows/submodules.yml b/extension/.github/workflows/submodules.yml
new file mode 100644
index 0000000..463aa5e
--- /dev/null
+++ b/extension/.github/workflows/submodules.yml
@@ -0,0 +1,20 @@
+name: 'update submodules'
+
+on:
+  workflow_dispatch:
+
+jobs:
+  sync:
+    name: 'update submodules'
+    runs-on: ubuntu-latest
+    steps:
+      - name: checkout repo
+        uses: actions/checkout@v2
+        with:
+          submodules: true
+      - name: pull updates
+        run: |
+          git pull --recurse-submodules
+          git submodule update --remote --recursive
+      - name: commit changes
+        uses: stefanzweifel/git-auto-commit-action@v4
diff --git a/extension/.gitmodules b/extension/.gitmodules
index eb813ff..5786be6 100644
--- a/extension/.gitmodules
+++ b/extension/.gitmodules
@@ -1,12 +1,16 @@
 [submodule "api"]
 	path = api
 	url = git@github.com:notion-enhancer/api.git
+	branch = dev
 [submodule "repo"]
 	path = repo
 	url = git@github.com:notion-enhancer/repo.git
+	branch = dev
 [submodule "media"]
 	path = media
 	url = git@github.com:notion-enhancer/media.git
+	branch = main
 [submodule "dep"]
 	path = dep
 	url = git@github.com:notion-enhancer/dep.git
+	branch = main
diff --git a/extension/dep b/extension/dep
index 8c9dca0..6c21847 160000
--- a/extension/dep
+++ b/extension/dep
@@ -1 +1 @@
-Subproject commit 8c9dca0c84ecc0120537da6d74b45c3f74b8768a
+Subproject commit 6c2184738964a477246cc06b47567d692982797d