diff --git a/dev-requirements.txt b/dev-requirements.txt
index 27e5063..177c77f 100644
--- a/dev-requirements.txt
+++ b/dev-requirements.txt
@@ -20,3 +20,5 @@ prospector[with_pyroma]==1.1.6.2; python_version <= "3.5"
 
 pyflakes==2.2.0; python_version >= "3.7"
 pyflakes==1.6.0; python_version < "3.7"
+setuptools>=70.0.0 # not directly required, pinned by Snyk to avoid a vulnerability
+zipp>=3.19.1 # not directly required, pinned by Snyk to avoid a vulnerability