diff --git a/docker-compose.yml b/docker-compose.yml
index b051e89..a89aa5d 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -8,7 +8,7 @@
 # Ohne Docker: pnpm db:dev (eingebettetes PostgreSQL) + MAIL_TRANSPORT=file.
 services:
   db:
-    image: postgres:18.1-alpine
+    image: postgres:18.6-alpine
     environment:
       POSTGRES_USER: artista
       POSTGRES_PASSWORD: artista-dev
diff --git a/k8s/04-postgres.yaml b/k8s/04-postgres.yaml
index d580d71..5944897 100644
--- a/k8s/04-postgres.yaml
+++ b/k8s/04-postgres.yaml
@@ -23,7 +23,7 @@ spec:
         seccompProfile: { type: RuntimeDefault }
       containers:
         - name: postgres
-          image: postgres:18.1-alpine
+          image: postgres:18.6-alpine
           ports:
             - containerPort: 5432
           env: