diff --git a/dev-requirements.txt b/dev-requirements.txt
index 6266d3e..1d4ba04 100644
--- a/dev-requirements.txt
+++ b/dev-requirements.txt
@@ -4,3 +4,4 @@ pytest-cov==2.5.1
 pytest-flask==0.15.1
 flasgger==0.9.1
 PyYAML==5.4
+setuptools>=65.5.1 # not directly required, pinned by Snyk to avoid a vulnerability