diff --git a/bitnami/alertmanager/0/debian-12/Dockerfile b/bitnami/alertmanager/0/debian-12/Dockerfile
index 74056f08b320..e9b84d1cad9f 100644
--- a/bitnami/alertmanager/0/debian-12/Dockerfile
+++ b/bitnami/alertmanager/0/debian-12/Dockerfile
@@ -3,11 +3,11 @@
 
 FROM docker.io/bitnami/minideb:bookworm
 
-ARG DOWNLOADS_URL="downloads.bitnami.com/files/stacksmith"
+ARG DOWNLOADS_URL="https://downloads.bitnami.com/files/stacksmith"
 ARG TARGETARCH
 
 LABEL org.opencontainers.image.base.name="docker.io/bitnami/minideb:bookworm" \
-      org.opencontainers.image.created="2026-06-05T17:04:11Z" \
+      org.opencontainers.image.created="2026-06-10T16:59:36Z" \
       org.opencontainers.image.description="Application packaged by Broadcom, Inc." \
       org.opencontainers.image.documentation="https://github.com/bitnami/containers/tree/main/bitnami/alertmanager/README.md" \
       org.opencontainers.image.source="https://github.com/bitnami/containers/tree/main/bitnami/alertmanager" \
@@ -28,11 +28,11 @@ RUN --mount=type=secret,id=downloads_url,env=SECRET_DOWNLOADS_URL \
     DOWNLOADS_URL=${SECRET_DOWNLOADS_URL:-${DOWNLOADS_URL}} ; \
     mkdir -p /tmp/bitnami/pkg/cache/ ; cd /tmp/bitnami/pkg/cache/ || exit 1 ; \
     COMPONENTS=( \
-      "alertmanager-0.32.2-0-linux-${OS_ARCH}-debian-12" \
+      "alertmanager-0.32.2-1-linux-${OS_ARCH}-debian-12" \
     ) ; \
     for COMPONENT in "${COMPONENTS[@]}"; do \
       if [ ! -f "${COMPONENT}.tar.gz" ]; then \
-        curl -SsLf "https://${DOWNLOADS_URL}/${COMPONENT}.tar.gz" -O ; \
+        curl -SsLf "${DOWNLOADS_URL}/${COMPONENT}.tar.gz" -O ; \
       fi ; \
       sha256sum -c "/opt/bitnami/checksums/${COMPONENT}.tar.gz.sha256" ; \
       tar -zxf "${COMPONENT}.tar.gz" -C /opt/bitnami --strip-components=2 --no-same-owner ; \
@@ -50,7 +50,7 @@ RUN uninstall_packages curl
 RUN mkdir -p /opt/bitnami/alertmanager/data/ && chmod g+rwX /opt/bitnami/alertmanager/data/
 ENV APP_VERSION="0.32.2" \
     BITNAMI_APP_NAME="alertmanager" \
-    IMAGE_REVISION="0" \
+    IMAGE_REVISION="1" \
     PATH="/opt/bitnami/alertmanager/bin:$PATH"
 
 EXPOSE 9093
diff --git a/bitnami/alertmanager/0/debian-12/prebuildfs/opt/bitnami/checksums/alertmanager-0.32.2-0-linux-amd64-debian-12.tar.gz.sha256 b/bitnami/alertmanager/0/debian-12/prebuildfs/opt/bitnami/checksums/alertmanager-0.32.2-0-linux-amd64-debian-12.tar.gz.sha256
deleted file mode 100644
index 119d71835819..000000000000
--- a/bitnami/alertmanager/0/debian-12/prebuildfs/opt/bitnami/checksums/alertmanager-0.32.2-0-linux-amd64-debian-12.tar.gz.sha256
+++ /dev/null
@@ -1 +0,0 @@
-1a414fcca4dae39f3b3bab46bf188982461180a5a4d1c51c01360cd4e8213b01  alertmanager-0.32.2-0-linux-amd64-debian-12.tar.gz
diff --git a/bitnami/alertmanager/0/debian-12/prebuildfs/opt/bitnami/checksums/alertmanager-0.32.2-0-linux-arm64-debian-12.tar.gz.sha256 b/bitnami/alertmanager/0/debian-12/prebuildfs/opt/bitnami/checksums/alertmanager-0.32.2-0-linux-arm64-debian-12.tar.gz.sha256
deleted file mode 100644
index 08b097845dec..000000000000
--- a/bitnami/alertmanager/0/debian-12/prebuildfs/opt/bitnami/checksums/alertmanager-0.32.2-0-linux-arm64-debian-12.tar.gz.sha256
+++ /dev/null
@@ -1 +0,0 @@
-a5dfc370c6649462a8b8986dc0b797a16147778211f08ab59e8676162b0f8032  alertmanager-0.32.2-0-linux-arm64-debian-12.tar.gz
diff --git a/bitnami/alertmanager/0/debian-12/prebuildfs/opt/bitnami/checksums/alertmanager-0.32.2-1-linux-amd64-debian-12.tar.gz.sha256 b/bitnami/alertmanager/0/debian-12/prebuildfs/opt/bitnami/checksums/alertmanager-0.32.2-1-linux-amd64-debian-12.tar.gz.sha256
new file mode 100644
index 000000000000..434f89033604
--- /dev/null
+++ b/bitnami/alertmanager/0/debian-12/prebuildfs/opt/bitnami/checksums/alertmanager-0.32.2-1-linux-amd64-debian-12.tar.gz.sha256
@@ -0,0 +1 @@
+da50eecf53acd0152898af68c115b0a3a002ce75455972d76af8318cede3699d  alertmanager-0.32.2-1-linux-amd64-debian-12.tar.gz
diff --git a/bitnami/alertmanager/0/debian-12/prebuildfs/opt/bitnami/checksums/alertmanager-0.32.2-1-linux-arm64-debian-12.tar.gz.sha256 b/bitnami/alertmanager/0/debian-12/prebuildfs/opt/bitnami/checksums/alertmanager-0.32.2-1-linux-arm64-debian-12.tar.gz.sha256
new file mode 100644
index 000000000000..6e073848a1b2
--- /dev/null
+++ b/bitnami/alertmanager/0/debian-12/prebuildfs/opt/bitnami/checksums/alertmanager-0.32.2-1-linux-arm64-debian-12.tar.gz.sha256
@@ -0,0 +1 @@
+bcd2ef8ab15c1b5dc1faba07b5525b85c4a64b5e34ff20885575dde55a13fe74  alertmanager-0.32.2-1-linux-arm64-debian-12.tar.gz