diff --git a/requirements.dev.txt b/requirements.dev.txt
index 76c07de..b0c07a1 100644
--- a/requirements.dev.txt
+++ b/requirements.dev.txt
@@ -1,3 +1,3 @@
 ruff==0.15.20
-mypy==2.3.0
+mypy==2.3.1
 black==26.5.1