diff --git a/requirements/dev.txt b/requirements/dev.txt
index 284b6bddd4..b4136cd2e1 100644
--- a/requirements/dev.txt
+++ b/requirements/dev.txt
@@ -2,7 +2,7 @@
 
 nose==1.3
 pylint==2.4
-pep8==1.7
+pep8==1.7.1
 isort==4.3.21
 black==19.10b0
 pre-commit==2.2.0