diff --git a/.github/workflows/lock-threads.yml b/.github/workflows/lock-threads.yml
new file mode 100644
index 0000000000000..885b7e8708a08
--- /dev/null
+++ b/.github/workflows/lock-threads.yml
@@ -0,0 +1,34 @@
+# SPDX-FileCopyrightText: 2024 Nextcloud GmbH and Nextcloud contributors
+# SPDX-License-Identifier: MIT
+
+name: 'Lock threads older than 120 days'
+
+on:
+  schedule:
+    - cron: '17 3 * * 7'
+  workflow_dispatch:
+
+permissions:
+  issues: write
+  pull-requests: write
+
+concurrency:
+  group: lock-threads
+
+jobs:
+  action:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: dessant/lock-threads@v5
+        with:
+          issue-inactive-days: '120'
+          issue-lock-reason: 'resolved'
+          issue-comment: >
+            This issue has been inactive for 120 days, we're locking it to keep discussions tidy and focused.
+            If you believe this issue is still relevant, we encourage you to update Nextcloud to the latest supported version first.
+            If needed, feel free to create a new issue, and we'll be happy to help.
+          pr-inactive-days: '120'
+          pr-lock-reason: 'resolved'
+          pr-comment: >
+            This PR has been inactive for 120 days, we're locking it to keep discussions tidy and focused.
+            If this PR is causing any issues, feel free to create a new issue, and we'll be happy to help.