diff --git a/requirements.txt b/requirements.txt
index 8fd9d0a..43d556e 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -18,3 +18,4 @@ quickchart-io==2.0.0
 requests==2.31.0
 urllib3==1.26.12
 yarl==1.7.2
+setuptools>=65.5.1 # not directly required, pinned by Snyk to avoid a vulnerability