diff --git a/dev-requirements.txt b/dev-requirements.txt
index 6270928d95d..e1e2c86f060 100644
--- a/dev-requirements.txt
+++ b/dev-requirements.txt
@@ -7,7 +7,7 @@ flaky
 freezegun==0.3.12
 hypothesis
 ipdb
-mypy==1.4.1
+mypy==1.9.0
 pip-tools
 pre-commit
 protobuf>=4.0.0