diff --git a/.github/workflows/lock.yml b/.github/workflows/lock.yml
new file mode 100644
index 00000000..7677f041
--- /dev/null
+++ b/.github/workflows/lock.yml
@@ -0,0 +1,17 @@
+name: "Lock Threads"
+
+on:
+  schedule:
+    - cron: "0 1 * * *"
+
+permissions:
+  issues: write
+
+jobs:
+  action:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: dessant/lock-threads@v5
+        with:
+          issue-inactive-days: "45"
+          process-only: "issues"