diff --git a/.github/workflows/stale.yml b/.github/workflows/stale.yml
index 01cfb28..d726f09 100644
--- a/.github/workflows/stale.yml
+++ b/.github/workflows/stale.yml
@@ -4,6 +4,12 @@ on:
   schedule:
     - cron: "21 4 * * *"
   workflow_dispatch:
+    inputs:
+      debug_only:
+        description: Log stale decisions without mutating issues or pull requests
+        required: false
+        default: false
+        type: boolean
 
 permissions: {}
 
@@ -15,8 +21,9 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Mark stale unassigned issues and pull requests
-        uses: actions/stale@v10
+        uses: actions/stale@v11
         with:
+          debug-only: ${{ inputs.debug_only || false }}
           days-before-issue-stale: 14
           days-before-issue-close: 7
           days-before-pr-stale: 14
@@ -44,8 +51,9 @@ jobs:
             If this PR should be revived, reopen it with current context and validation.
 
       - name: Mark stale assigned issues
-        uses: actions/stale@v10
+        uses: actions/stale@v11
         with:
+          debug-only: ${{ inputs.debug_only || false }}
           days-before-issue-stale: 30
           days-before-issue-close: 10
           days-before-pr-stale: -1
@@ -65,8 +73,9 @@ jobs:
           close-issue-reason: not_planned
 
       - name: Mark stale assigned pull requests
-        uses: actions/stale@v10
+        uses: actions/stale@v11
         with:
+          debug-only: ${{ inputs.debug_only || false }}
           days-before-issue-stale: -1
           days-before-issue-close: -1
           days-before-pr-stale: 27