diff --git a/src/firebase_functions/__init__.py b/src/firebase_functions/__init__.py
index ea01f9a..82cc49a 100644
--- a/src/firebase_functions/__init__.py
+++ b/src/firebase_functions/__init__.py
@@ -15,4 +15,4 @@
 Firebase Functions for Python.
 """
 
-__version__ = "0.4.0"
+__version__ = "0.4.1"