diff --git a/requirements-dev.txt b/requirements-dev.txt
index 0710882a4..a622bac5d 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -7,7 +7,7 @@ coveralls==2.1.2
 flake8==3.8.4
 flake8-type-annotations==0.1.0
 flake8-tidy-imports==4.1.0
-mypy==0.782
+mypy==0.790
 pytest==6.1.1
 pytest-asyncio==0.14.0
 pytest-cov==2.10.1