diff --git a/pangolin/__init__.py b/pangolin/__init__.py
index d846669..01e6175 100644
--- a/pangolin/__init__.py
+++ b/pangolin/__init__.py
@@ -1,5 +1,5 @@
 _program = "pangolin"
-__version__ = "4.0.6"
+__version__ = "4.1"
 
 
 __all__ = ["pangolearn",