diff --git a/chemcrow/version.py b/chemcrow/version.py
index 52b7137..ec47487 100644
--- a/chemcrow/version.py
+++ b/chemcrow/version.py
@@ -1,3 +1,3 @@
 """Package version"""
 
-__version__ = "0.3.19"
+__version__ = "0.3.20"