diff --git a/bash_kernel/__init__.py b/bash_kernel/__init__.py
index fed212b..e4c0d80 100644
--- a/bash_kernel/__init__.py
+++ b/bash_kernel/__init__.py
@@ -1,3 +1,3 @@
 """A bash kernel for Jupyter"""
 
-__version__ = '0.3'
+__version__ = '0.4'