diff --git a/backend/requirements.txt b/backend/requirements.txt
index ecb3e16..6e32e90 100644
--- a/backend/requirements.txt
+++ b/backend/requirements.txt
@@ -63,3 +63,4 @@ watchgod==0.7
 websockets==10.0
 wrapt==1.13.2
 setuptools>=65.5.1 # not directly required, pinned by Snyk to avoid a vulnerability
+zipp>=3.19.1 # not directly required, pinned by Snyk to avoid a vulnerability