diff --git a/tests/requirements.txt b/tests/requirements.txt
index 6f001195..6dacfd1b 100644
--- a/tests/requirements.txt
+++ b/tests/requirements.txt
@@ -1,4 +1,4 @@
 coverage[toml]>=5.0.0
-pip>=9.0.2
+pip>=21.1
 pretend
 pytest>=6.2.0