diff --git a/pytransform3d/__init__.py b/pytransform3d/__init__.py
index b1055c2e2..284e00b4b 100644
--- a/pytransform3d/__init__.py
+++ b/pytransform3d/__init__.py
@@ -1,4 +1,4 @@
 """3D transformations for Python."""
 
 
-__version__ = "1.12.0"
+__version__ = "1.12.1"