diff --git a/requirements/dev.txt b/requirements/dev.txt
index 2daa168..6c2d0b2 100644
--- a/requirements/dev.txt
+++ b/requirements/dev.txt
@@ -5,7 +5,7 @@
 -r base.txt
 
 bumpversion==0.5.3
-mypy==0.700
+mypy==0.701
 pylint==1.7.5; python_version < '3.4'  # pyup: ignore
 pylint==2.3.1; python_version > '3.4'
 bandit==1.5.1