diff --git a/azure/functions/__init__.py b/azure/functions/__init__.py
index 8723de8..684e853 100644
--- a/azure/functions/__init__.py
+++ b/azure/functions/__init__.py
@@ -113,4 +113,4 @@
     'mcp_content',
 )
 
-__version__ = '2.2.0b4'
+__version__ = '2.2.0b5'