diff --git a/tcelery/handlers.py b/tcelery/handlers.py
index 1458309..72ed34d 100644
--- a/tcelery/handlers.py
+++ b/tcelery/handlers.py
@@ -127,7 +127,7 @@ def get(self, task_id):
                 response['result'] = result.result
             else:
                 response['traceback'] = result.traceback
-                response['error'] = result.result
+                response['error'] = repr(result.result)
         self.write(response)