diff --git a/src/sectionproperties_tools/__init__.py b/src/sectionproperties_tools/__init__.py
index a33a6e5..75a9c5c 100644
--- a/src/sectionproperties_tools/__init__.py
+++ b/src/sectionproperties_tools/__init__.py
@@ -2,7 +2,7 @@
 sectionproperties_tools
 """
 
-__version__ = "0.4.0"
+__version__ = "0.4.1"
 
 from .extraction import (extract_properties, envelope_stress_results)
 from .serialize import (