diff --git a/lib/modules/mendeley.js b/lib/modules/mendeley.js
index 6e861a33..d06e164a 100644
--- a/lib/modules/mendeley.js
+++ b/lib/modules/mendeley.js
@@ -40,6 +40,6 @@ var oauthModule = require('./oauth'),
     return p;
   })
   .convertErr( function (data) {
-    return new Error(data.error_message);
+    return new Error(data.data);
   });