diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 2c2dcb6..ad5072f 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -8,6 +8,7 @@ on:
 
 permissions:
   contents: read
+  pull-requests: write
 
 jobs:
   lint-and-test:
diff --git a/action.yml b/action.yml
index 7711c26..5e2971c 100644
--- a/action.yml
+++ b/action.yml
@@ -143,7 +143,7 @@ runs:
             console.error(`❌ Error processing ${{ inputs.label }} results:`, error);
 
             // Detect when user forgot to return a value (causing body = undefined)
-            if (error.code === 'ERR_INVALID_ARG_TYPE' && /The "data" argument must be of type string/i.test(error.message)) {
+            if (error.status === 'ERR_INVALID_ARG_TYPE' && /The "data" argument must be of type string/i.test(error.message)) {
               console.error(`💡 Hint: Your script returned a non-string value (e.g., object, array, or undefined) — or nothing at all.\n`
                           + `Please return a string, or serialize your result using JSON.stringify.\n\n`
                           + `For example:\n\n`
diff --git a/package.json b/package.json
index ce5b3b0..85ab168 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
     "name": "@aguilita1/github-script-post-comment",
-    "version": "1.1.1",
+    "version": "1.1.2",
     "description": "GitHub Action to run custom JavaScript and post results to GitHub summary and Pull Request",
     "author": "Daniel I. Kelley",
     "license": "MIT",