diff --git a/mirror/Containerfile b/mirror/Containerfile
index 38feaaa00..e510a4622 100644
--- a/mirror/Containerfile
+++ b/mirror/Containerfile
@@ -1,4 +1,4 @@
-FROM quay.io/centos/centos:stream8
+FROM quay.io/centos/centos:stream9
 
 RUN true \
  && dnf -y install skopeo \