diff --git a/jupyter_core/version.py b/jupyter_core/version.py
index 8a68699..71c90ae 100644
--- a/jupyter_core/version.py
+++ b/jupyter_core/version.py
@@ -1,6 +1,6 @@
 # Copyright (c) Jupyter Development Team.
 # Distributed under the terms of the Modified BSD License.
 
-version_info = (4, 2, 0, 'dev')
+version_info = (4, 1, 1)
 
 __version__ = '.'.join(map(str, version_info))