diff --git a/lib/cleanup/index.js b/lib/cleanup/index.js
index c38436a9..49162872 100644
--- a/lib/cleanup/index.js
+++ b/lib/cleanup/index.js
@@ -558,7 +558,7 @@ class OidcClient {
                 .catch(error => {
                 throw new Error(`Failed to get ID Token. \n 
         Error Code : ${error.statusCode}\n 
-        Error Message: ${error.result.message}`);
+        Error Message: ${error.message}`);
             });
             const id_token = (_a = res.result) === null || _a === void 0 ? void 0 : _a.value;
             if (!id_token) {
diff --git a/lib/index.js b/lib/index.js
index 6ad06355..c7410c4d 100644
--- a/lib/index.js
+++ b/lib/index.js
@@ -558,7 +558,7 @@ class OidcClient {
                 .catch(error => {
                 throw new Error(`Failed to get ID Token. \n 
         Error Code : ${error.statusCode}\n 
-        Error Message: ${error.result.message}`);
+        Error Message: ${error.message}`);
             });
             const id_token = (_a = res.result) === null || _a === void 0 ? void 0 : _a.value;
             if (!id_token) {