diff --git a/lib/runner.js b/lib/runner.js
index d8d8dd6fb8..e4bb329af3 100644
--- a/lib/runner.js
+++ b/lib/runner.js
@@ -860,7 +860,7 @@ Runner.prototype.uncaught = function(err) {
   }
 
   // bail
-  this.emit(constants.EVENT_RUN_END);
+  this.abort();
 };
 
 /**