diff --git a/requirements.dev.txt b/requirements.dev.txt
index a5153db..8359807 100644
--- a/requirements.dev.txt
+++ b/requirements.dev.txt
@@ -1,4 +1,4 @@
 flake8==7.1.1
 httpx==0.27.0
-mypy==1.11.1
+mypy==1.12.0
 mypy-extensions==1.0.0