diff --git a/resources/chaosknoten/grafana/docker_compose/prometheus.yml b/resources/chaosknoten/grafana/docker_compose/prometheus.yml
index 7f94ab04..c631ad06 100644
--- a/resources/chaosknoten/grafana/docker_compose/prometheus.yml
+++ b/resources/chaosknoten/grafana/docker_compose/prometheus.yml
@@ -44,15 +44,6 @@ scrape_configs:
           - mumble.hamburg.ccc.de:443
         labels:
           org: ccchh
-  - job_name: opnsense-ccchh
-    honor_timestamps: true
-    metrics_path: /metrics
-    scheme: http
-    static_configs:
-      - targets:
-          - 185.161.129.132:9100
-        labels:
-          org: ccchh
   - job_name: jitsi
     honor_timestamps: true
     scrape_interval: 5s
diff --git a/resources/chaosknoten/sunders/docker_compose/compose.yaml.j2 b/resources/chaosknoten/sunders/docker_compose/compose.yaml.j2
index 0e3d5e59..c8cd63c4 100644
--- a/resources/chaosknoten/sunders/docker_compose/compose.yaml.j2
+++ b/resources/chaosknoten/sunders/docker_compose/compose.yaml.j2
@@ -3,7 +3,7 @@
 
 services:
   db:
-    image: mariadb:12.3.3
+    image: mariadb:13.0.2
     command: --max_allowed_packet=3250585600
     environment:
       MYSQL_ROOT_PASSWORD: "{{ secret__sunders_db_root_password }}"