diff --git a/requirements-dev.txt b/requirements-dev.txt
index fa0ead603..6ca1a4d9c 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -7,7 +7,7 @@ coveralls==3.0.0
 flake8==3.8.4
 flake8-type-annotations==0.1.0
 flake8-tidy-imports==4.2.1
-mypy==0.790
+mypy==0.812
 pytest==6.2.2
 pytest-asyncio==0.14.0
 pytest-cov==2.11.1