diff --git a/bitnami/alertmanager/0/debian-11/Dockerfile b/bitnami/alertmanager/0/debian-11/Dockerfile
index c728013ca6ba..ee3b78c4230d 100644
--- a/bitnami/alertmanager/0/debian-11/Dockerfile
+++ b/bitnami/alertmanager/0/debian-11/Dockerfile
@@ -3,10 +3,10 @@ FROM docker.io/bitnami/minideb:bullseye
 ARG TARGETARCH
 
 LABEL org.opencontainers.image.base.name="docker.io/bitnami/minideb:bullseye" \
-      org.opencontainers.image.created="2023-02-17T13:52:29Z" \
+      org.opencontainers.image.created="2023-02-20T14:10:10Z" \
       org.opencontainers.image.description="Application packaged by VMware, Inc" \
       org.opencontainers.image.licenses="Apache-2.0" \
-      org.opencontainers.image.ref.name="0.25.0-debian-11-r20" \
+      org.opencontainers.image.ref.name="0.25.0-debian-11-r21" \
       org.opencontainers.image.title="alertmanager" \
       org.opencontainers.image.vendor="VMware, Inc." \
       org.opencontainers.image.version="0.25.0"