diff --git a/lib/core/src/server/utils/load-custom-babel-config.js b/lib/core/src/server/utils/load-custom-babel-config.js
index 7a271713c08..051d8ea1f62 100644
--- a/lib/core/src/server/utils/load-custom-babel-config.js
+++ b/lib/core/src/server/utils/load-custom-babel-config.js
@@ -41,7 +41,7 @@ function loadFromPath(babelConfigPath) {
       We tried both loading as JS & JSON, neither worked.
       Maybe there's a syntax error in the file?`);
       logger.error(`=> From JS loading we got: ${error.js.message}`);
-      logger.error(`=> From JSON loading we got: ${error.js.message}`);
+      logger.error(`=> From JSON loading we got: ${error.json && error.json.message}`);
 
       throw error.js;
     }