diff --git a/.github/workflows/ai-shared-update.yml b/.github/workflows/ai-shared-update.yml
deleted file mode 100644
index c4b4b33..0000000
--- a/.github/workflows/ai-shared-update.yml
+++ /dev/null
@@ -1,25 +0,0 @@
-name: AI Shared Update
-
-on:
-  schedule:
-    # Weekly, Monday 06:00 UTC: propose the current stella/ai-shared revision
-    # and its regenerated instructions as a pull request.
-    - cron: "0 6 * * 1"
-  workflow_dispatch:
-
-permissions: {}
-
-jobs:
-  update:
-    name: Propose ai-shared update
-    permissions:
-      actions: write
-      contents: write
-      pull-requests: write
-    # The repository owner publishes this versioned shared contract.
-    uses: stella/.github/.github/workflows/ai-shared-update.yml@2420b3b02096bcd9adcebb7f82b9d5b575bad9cb
-    with:
-      validation-workflow: ai-sync.yml
-    secrets:
-      app_id: ${{ secrets.CHANGELOG_APP_ID }}
-      app_private_key: ${{ secrets.CHANGELOG_APP_PRIVATE_KEY }}