diff --git a/Tools/requirements-dev.txt b/Tools/requirements-dev.txt
index 111773f4f47378f..70b6f6df462b9a2 100644
--- a/Tools/requirements-dev.txt
+++ b/Tools/requirements-dev.txt
@@ -1,3 +1,3 @@
 # Requirements file for external linters and checks we run on
 # Tools/clinic and Tools/cases_generator/ in CI
-mypy==1.5.1
+mypy==1.6.1