diff --git a/requirements/local.txt b/requirements/local.txt
index 035c1ec..ea11581 100644
--- a/requirements/local.txt
+++ b/requirements/local.txt
@@ -8,7 +8,7 @@ psycopg2==2.7.4 --no-binary psycopg2  # https://github.com/psycopg/psycopg2
 # Testing
 # ------------------------------------------------------------------------------
 pytest==4.1.1  # https://github.com/pytest-dev/pytest
-mypy==0.660  # https://github.com/python/mypy
+mypy==1.9.0  # https://github.com/python/mypy
 pytest-sugar==0.9.2  # https://github.com/Frozenball/pytest-sugar
 
 # Code quality