diff --git a/requirements.txt b/requirements.txt
index 8185e11..a723746 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -23,7 +23,7 @@ Jinja2==3.1.2
 lz4==3.1.3
 MarkupSafe==2.1.1
 multidict==5.2.0
-mypy==0.910
+mypy==0.991
 mypy-extensions==0.4.3
 networkx==2.8
 numpy==1.23.3