diff --git a/sdks/python/build-requirements.txt b/sdks/python/build-requirements.txt
index 6e0c221778b0..9b0c8aa5cfeb 100644
--- a/sdks/python/build-requirements.txt
+++ b/sdks/python/build-requirements.txt
@@ -21,7 +21,7 @@ setuptools
 wheel>=0.36.0
 
 grpcio-tools==1.37.0
-mypy-protobuf==1.18
+mypy-protobuf==3.3.0
 
 # Avoid https://github.com/pypa/virtualenv/issues/2006
 distlib==0.3.1