diff --git a/mypy.ini b/mypy.ini
index 144770b4b53059de335c53849a5b957e8fbf54f5..bed3369944f8b3d1475065e4690cb6f761b7ddca 100644
--- a/mypy.ini
+++ b/mypy.ini
@@ -1,5 +1,5 @@
 [mypy]
-python_version = 3.5
+python_version = 3.7
 warn_unused_configs = True
 disallow_incomplete_defs = True
 allow_redefinition = True