diff --git a/.github/workflows/merge-upstream.yml b/.github/workflows/merge-upstream.yml
deleted file mode 100644
index 0ba45a9f177..00000000000
--- a/.github/workflows/merge-upstream.yml
+++ /dev/null
@@ -1,20 +0,0 @@
-name: Sync fork with upstream
-
-on:
-  pull_request:
-    types: [ opened ]
-  schedule:
-    - cron: "0 6 * * *"
-  workflow_dispatch:
-
-jobs:
-  sync-fork:
-    if: ${{ github.repository != 'JabRef/jabref' }}
-    runs-on: ubuntu-latest
-    permissions:
-      actions: write
-      contents: write
-    steps:
-      - uses: thiagokokada/merge-upstream@v1.0.2
-        with:
-          branch: main