diff --git a/python/mcap-protobuf-support/mcap_protobuf/__init__.py b/python/mcap-protobuf-support/mcap_protobuf/__init__.py
index 6a9beea82f..3d26edf777 100644
--- a/python/mcap-protobuf-support/mcap_protobuf/__init__.py
+++ b/python/mcap-protobuf-support/mcap_protobuf/__init__.py
@@ -1 +1 @@
-__version__ = "0.4.0"
+__version__ = "0.4.1"