diff --git a/index.js b/index.js
index 9df4f43..44cc4b9 100644
--- a/index.js
+++ b/index.js
@@ -86,6 +86,9 @@ try {
         }
       },
       res => {
+        if (res.statusCode < 200 || res.statusCode >= 400) {
+            core.setFailed('Failed to create gist, response status code: ' +  res.statusCode + ', status message: ' +  res.statusMessage);
+        }
         let body = '';
         res.on('data', data => body += data);
         res.on('end', () => console.log('result:' + body));
@@ -96,4 +99,4 @@ try {
 
 } catch (error) {
   core.setFailed(error);
-}
\ No newline at end of file
+}