diff --git a/requirements/developer.txt b/requirements/developer.txt
index d1ae1fd39d..114403502d 100644
--- a/requirements/developer.txt
+++ b/requirements/developer.txt
@@ -12,7 +12,7 @@ pyspelling==2.8.2
 pygit2==1.13.3
 pre-commit==3.3.2
 twine==4.0.2
-mypy==1.3.0
+mypy==1.9.0
 torchpippy==0.1.1
 intel_extension_for_pytorch==2.2.0; sys_platform != 'win32' and sys_platform != 'darwin'
 onnxruntime==1.17.1