diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 5074bc0..50de5c6 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -26,3 +26,18 @@ jobs:
 
       - name: Build
         run: npm run build
+
+  dogfood:
+    name: Self-test (dogfood)
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      pull-requests: write
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Run Dead Code Hunter on itself
+        uses: ./
+        with:
+          supermodel-api-key: ${{ secrets.SUPERMODEL_API_KEY }}
+          github-token: ${{ secrets.GITHUB_TOKEN }}
diff --git a/dist/index.js b/dist/index.js
index 78bf4a6..aba9b31 100644
--- a/dist/index.js
+++ b/dist/index.js
@@ -32621,7 +32621,7 @@ async function run() {
         core.setOutput('dead-code-json', JSON.stringify(deadCode));
         // Step 6: Post PR comment if enabled
         if (commentOnPr && github.context.payload.pull_request) {
-            const token = process.env.GITHUB_TOKEN;
+            const token = core.getInput('github-token') || process.env.GITHUB_TOKEN;
             if (token) {
                 const octokit = github.getOctokit(token);
                 const comment = (0, dead_code_1.formatPrComment)(deadCode);
diff --git a/src/index.ts b/src/index.ts
index 2cf6f09..f9d35f3 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -172,7 +172,7 @@ async function run(): Promise<void> {
 
     // Step 6: Post PR comment if enabled
     if (commentOnPr && github.context.payload.pull_request) {
-      const token = process.env.GITHUB_TOKEN;
+      const token = core.getInput('github-token') || process.env.GITHUB_TOKEN;
       if (token) {
         const octokit = github.getOctokit(token);
         const comment = formatPrComment(deadCode);