diff --git a/renovate.json b/renovate.json
index 711c627..0e2bd7f 100644
--- a/renovate.json
+++ b/renovate.json
@@ -32,6 +32,11 @@
       "matchDatasources": ["docker"],
       "matchPackageNames": ["docker.io/pretix/standalone"],
       "versioning": "regex:^(?<major>\\d+\\.\\d+)(?:\\.(?<minor>\\d+))$"
+    },
+    {
+      "matchDatasources": ["docker"],
+      "matchPackageNames": ["docker.io/pretalx/standalone"],
+      "versioning": "regex:^v(?<major>\\d+\\.\\d+)(?:\\.(?<minor>\\d+))$"
     }
   ],
   "customManagers": [
diff --git a/resources/chaosknoten/grafana/docker_compose/compose.yaml.j2 b/resources/chaosknoten/grafana/docker_compose/compose.yaml.j2
index 90952ee..60d3a6c 100644
--- a/resources/chaosknoten/grafana/docker_compose/compose.yaml.j2
+++ b/resources/chaosknoten/grafana/docker_compose/compose.yaml.j2
@@ -19,7 +19,7 @@ services:
       - prom_data:/prometheus
 
   alertmanager:
-    image: docker.io/prom/alertmanager:v0.30.0
+    image: docker.io/prom/alertmanager:v0.30.1
     container_name: alertmanager
     command:
       - '--config.file=/etc/alertmanager/alertmanager.yaml'