diff --git a/requirements.txt b/requirements.txt
index 3014b3e..b06c2b9 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -11,4 +11,4 @@ coveralls==3.3.1
 pycodestyle==2.8.0
 sphinx-rtd-theme==1.0.0
 sphinx==4.5.0
-mypy==0.942
+mypy==0.971