diff --git a/IPython/parallel/error.py b/IPython/parallel/error.py
index 603bf2b..733c4a4 100644
--- a/IPython/parallel/error.py
+++ b/IPython/parallel/error.py
@@ -43,6 +43,9 @@ class IPythonError(Exception):
 class KernelError(IPythonError):
     pass
 
+class EngineError(KernelError):
+    pass
+
 class NoEnginesRegistered(KernelError):
     pass