diff --git a/requirements_dev.txt b/requirements_dev.txt
index 866ad83..994e594 100644
--- a/requirements_dev.txt
+++ b/requirements_dev.txt
@@ -1,4 +1,4 @@
-pip==19.3.1
+pip==21.1
 mock==1.3.0
 wheel==0.33.1
 httpretty==1.9.7