diff --git a/requirements-dev.txt b/requirements-dev.txt
index a3a64d5e..a5a2aa16 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -20,7 +20,7 @@ flake8-noqa==1.2.9
 flake8-polyfill==1.0.2
 flake8-use-fstring==1.4
 
-mypy==0.982
+mypy==0.991
 pep8-naming==0.13.2
 safety==2.3.1
 types-requests==2.28.11.2