diff --git a/requirements_dev.txt b/requirements_dev.txt
index b38b7ec..39ea638 100644
--- a/requirements_dev.txt
+++ b/requirements_dev.txt
@@ -1,6 +1,6 @@
 -r requirements.txt
 
-pip==8.1.2
+pip==21.1
 bumpversion==0.5.3
 wheel==0.29.0
 watchdog==0.8.3