diff --git a/requirements_dev.txt b/requirements_dev.txt
index 1fb898ed..6e94b9a4 100644
--- a/requirements_dev.txt
+++ b/requirements_dev.txt
@@ -1,6 +1,6 @@
 coverage==7.6.4
 coveralls==4.0.1
-mypy==1.12.0
+mypy==1.12.1
 pytest==8.3.3
 pytest-cov==5.0.0
 pytest-mypy==0.10.3