diff --git a/dist/index.js b/dist/index.js
index 2bc6d21..ba4846f 100644
--- a/dist/index.js
+++ b/dist/index.js
@@ -677,7 +677,7 @@ async function run() {
 }
 
 run().catch(err => {
-  core.setFailed(err);
+  core.setFailed(err.toString());
 });