diff --git a/requirements-dev.txt b/requirements-dev.txt
index 89967bc..262e4f5 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -1,2 +1,2 @@
 flake8==6.0.0
-mypy==0.991
\ No newline at end of file
+mypy==1.1.1
\ No newline at end of file