diff --git a/requirements.dev.txt b/requirements.dev.txt
index 349a558..e7af3e1 100644
--- a/requirements.dev.txt
+++ b/requirements.dev.txt
@@ -1,5 +1,5 @@
 flake8==5.0.4
-mypy==0.991
+mypy==1.5.1
 pylint==2.15.10
 pytest==7.2.1
 pytest-watch==4.2.0