diff --git a/requirements-dev.txt b/requirements-dev.txt
index cddaa2bf..af31a54f 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -13,7 +13,7 @@ PyYAML==6.0.3
 stevedore==5.9.1
 rich==15.0.0
 typing_extensions==4.16.0
-mypy_extensions==1.1.0
+mypy_extensions==1.2.0
 iniconfig==2.3.1
 packaging==26.3
 pluggy==1.7.0