diff --git a/block-kit/requirements.txt b/block-kit/requirements.txt
index 1e2ab42..8a31711 100644
--- a/block-kit/requirements.txt
+++ b/block-kit/requirements.txt
@@ -1,4 +1,4 @@
-mypy==2.3.1
+mypy==2.4.0
 pytest==9.1.1
 ruff==0.16.9
 slack_sdk==3.45.0