diff --git a/packages/core/src/oidc-utils.ts b/packages/core/src/oidc-utils.ts
index ad8d2714..de6517d2 100644
--- a/packages/core/src/oidc-utils.ts
+++ b/packages/core/src/oidc-utils.ts
@@ -59,7 +59,7 @@ export class OidcClient implements IOidcClient {
       throw new Error(
         `Failed to get ID Token. \n 
         Error Code : ${error.statusCode}\n 
-        Response body: ${error.result}`
+        Response body: ${error.result.message}`
       )
     })