diff --git a/index.js b/index.js
index 356f40e..ce99d92 100644
--- a/index.js
+++ b/index.js
@@ -121,6 +121,11 @@ async function commitChanges(filePath) {
             sha: newBlobSha,
           },
         ],
+      },
+      {
+        headers: {
+          'Authorization': `Bearer ${githubToken}`,
+        },
       }
     );