diff --git a/requirements.txt b/requirements.txt
index 095bc8e..1b520f6 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -9,7 +9,7 @@ funcsigs==1.0.2
 idna==2.6
 isort==4.3.4
 mccabe==0.6.1
-more-itertools==4.1.0
+more-itertools==8.2.0
 pluggy==0.6.0
 py==1.5.3
 pycodestyle==2.3.1