diff --git a/dev-requirements.txt b/dev-requirements.txt
index 12193512..cec1ad93 100644
--- a/dev-requirements.txt
+++ b/dev-requirements.txt
@@ -3,3 +3,4 @@
 bandit==1.7.0
 flake8==3.6.0
 flake8-breakpoint==1.1.0
+setuptools>=65.5.1 # not directly required, pinned by Snyk to avoid a vulnerability