diff --git a/containers/sidecar-requirements.in b/containers/sidecar-requirements.in
index fb1573e..0c8b976 100644
--- a/containers/sidecar-requirements.in
+++ b/containers/sidecar-requirements.in
@@ -1,2 +1,2 @@
 barman[azure,cloud,google,snappy,zstandard,lz4]==3.20.0
-zipp>=3.20.0 # not directly required, pinned by Snyk to avoid a vulnerability
+zipp>=3.19.1 # not directly required, pinned by Snyk to avoid a vulnerability