diff --git a/.version b/.version
index ed81122..61ac65b 100644
--- a/.version
+++ b/.version
@@ -1 +1 @@
-0.990
+0.991
diff --git a/setup.py b/setup.py
index d5dc89a..cca09e0 100644
--- a/setup.py
+++ b/setup.py
@@ -6,5 +6,5 @@ from setuptools import setup
 setup(
     name='pre_commit_placeholder_package',
     version='0.0.0',
-    install_requires=['mypy==0.990'],
+    install_requires=['mypy==0.991'],
 )