diff --git a/shared/param.py b/shared/param.py
index b346a2c..fa5166c 100644
--- a/shared/param.py
+++ b/shared/param.py
@@ -1,6 +1,6 @@
 # parameters
 caller_name = "clairs"
-version = "0.4.0"
+version = "0.4.1"
 
 from itertools import accumulate