diff --git a/requirements.txt b/requirements.txt
index 30b91c2a..36af2202 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -30,7 +30,7 @@ mccabe==0.6.1
 mkdocs==1.1.2
 mkdocs-material==5.4.0
 mkdocs-material-extensions==1.0
-more-itertools==8.4.0
+more-itertools==8.6.0
 mypy==0.782
 mypy-extensions==0.4.3
 nltk==3.5