diff --git a/requirements_dev.txt b/requirements_dev.txt
index e12262a..91a72a9 100644
--- a/requirements_dev.txt
+++ b/requirements_dev.txt
@@ -1,6 +1,6 @@
 build==0.3.1.post1
 pep517==0.10.0
-pip==20.3.4 # pyup: <21 # 21 drops Python 2.7 support
+pip==21.1 # pyup: <21 # 21 drops Python 2.7 support
 bumpversion==0.6.0
 watchdog==0.10.4 # pyup: <1 # 1 drops Python 2.7 and 3.5 support
 flake8==3.9.2