diff --git a/resources/chaosknoten/grafana/docker_compose/ntfy-alertmanager-ccchh-critical.j2 b/resources/chaosknoten/grafana/docker_compose/ntfy-alertmanager-ccchh-critical.j2
index b4afc90..7d70628 100644
--- a/resources/chaosknoten/grafana/docker_compose/ntfy-alertmanager-ccchh-critical.j2
+++ b/resources/chaosknoten/grafana/docker_compose/ntfy-alertmanager-ccchh-critical.j2
@@ -28,7 +28,7 @@ labels {
 
 resolved {
     tags "white_check_mark,resolved"
-    priority 2
+    updatenotification true
 }
 
 ntfy {
diff --git a/resources/chaosknoten/grafana/docker_compose/ntfy-alertmanager-ccchh.j2 b/resources/chaosknoten/grafana/docker_compose/ntfy-alertmanager-ccchh.j2
index 66fd9ab..7ea1123 100644
--- a/resources/chaosknoten/grafana/docker_compose/ntfy-alertmanager-ccchh.j2
+++ b/resources/chaosknoten/grafana/docker_compose/ntfy-alertmanager-ccchh.j2
@@ -28,7 +28,7 @@ labels {
 
 resolved {
     tags "white_check_mark,resolved"
-    priority 2
+    updatenotification true
 }
 
 ntfy {
diff --git a/resources/chaosknoten/grafana/docker_compose/ntfy-alertmanager-fux-critical.j2 b/resources/chaosknoten/grafana/docker_compose/ntfy-alertmanager-fux-critical.j2
index afb6cc8..f58dca9 100644
--- a/resources/chaosknoten/grafana/docker_compose/ntfy-alertmanager-fux-critical.j2
+++ b/resources/chaosknoten/grafana/docker_compose/ntfy-alertmanager-fux-critical.j2
@@ -28,7 +28,7 @@ labels {
 
 resolved {
     tags "white_check_mark,resolved"
-    priority 2
+    updatenotification true
 }
 
 ntfy {
diff --git a/resources/chaosknoten/grafana/docker_compose/ntfy-alertmanager-fux.j2 b/resources/chaosknoten/grafana/docker_compose/ntfy-alertmanager-fux.j2
index 1e506a3..3d138e9 100644
--- a/resources/chaosknoten/grafana/docker_compose/ntfy-alertmanager-fux.j2
+++ b/resources/chaosknoten/grafana/docker_compose/ntfy-alertmanager-fux.j2
@@ -28,7 +28,7 @@ labels {
 
 resolved {
     tags "white_check_mark,resolved"
-    priority 2
+    updatenotification true
 }
 
 ntfy {
diff --git a/resources/chaosknoten/pretalx/docker_compose/compose.yaml.j2 b/resources/chaosknoten/pretalx/docker_compose/compose.yaml.j2
index 0bbfcb8..78dba42 100644
--- a/resources/chaosknoten/pretalx/docker_compose/compose.yaml.j2
+++ b/resources/chaosknoten/pretalx/docker_compose/compose.yaml.j2
@@ -33,7 +33,7 @@ services:
       - pretalx_net
 
   pretalx:
-    image: docker.io/pretalx/standalone:v2025.1.0
+    image: docker.io/pretalx/standalone:v2025.2.3
     entrypoint: gunicorn
     command:
       - "pretalx.wsgi"
@@ -78,7 +78,7 @@ services:
       - pretalx_net
 
   celery:
-    image: docker.io/pretalx/standalone:v2025.1.0
+    image: docker.io/pretalx/standalone:v2025.2.3
     command:
       - taskworker
     restart: unless-stopped