diff --git a/requirements_lint.txt b/requirements_lint.txt
index 3bfa91a..9fb7b42 100644
--- a/requirements_lint.txt
+++ b/requirements_lint.txt
@@ -1,5 +1,5 @@
 black==21.7b0
 flake8==3.9.2
-mypy==0.910
+mypy==0.931
 pydocstyle==6.1.1
 pylint==2.9.6
\ No newline at end of file