diff --git a/.github/workflows/autolock-conversations.yml b/.github/workflows/autolock-conversations.yml
new file mode 100644
index 000000000..5d66869bd
--- /dev/null
+++ b/.github/workflows/autolock-conversations.yml
@@ -0,0 +1,25 @@
+---
+
+name: 'Lock Threads'
+
+on:  # yamllint disable-line rule:truthy
+  schedule:
+    - cron: '0 0 * * *'
+  workflow_dispatch:
+
+permissions:
+  issues: write
+  pull-requests: write
+
+concurrency:
+  group: lock
+
+jobs:
+  action:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: dessant/lock-threads@v4
+        with:
+          issue-inactive-days: '90'
+          pr-inactive-days: '90'
+          log-output: true
diff --git a/.github/workflows/documentation.yml b/.github/workflows/documentation.yml
index 8939b587f..97ea1708b 100644
--- a/.github/workflows/documentation.yml
+++ b/.github/workflows/documentation.yml
@@ -21,7 +21,7 @@ jobs:
       - uses: actions/checkout@v3
 
       - name: Lint markdown files
-        uses: nosborn/github-action-markdown-cli@v3.2.0
+        uses: nosborn/github-action-markdown-cli@v3
         with:
           files: .
           ignore_path: .markdownlintignore