diff --git a/clusters/cl01tl/manifests/roundcube/Deployment-roundcube-main.yaml b/clusters/cl01tl/manifests/roundcube/Deployment-roundcube-main.yaml
index 85d910fec..ed371e74d 100644
--- a/clusters/cl01tl/manifests/roundcube/Deployment-roundcube-main.yaml
+++ b/clusters/cl01tl/manifests/roundcube/Deployment-roundcube-main.yaml
@@ -93,7 +93,7 @@ spec:
               value: mail.alexlebens.net
             - name: NGINX_PHP_CGI
               value: roundcube.roundcube:9000
-          image: nginx:1.29.5-alpine
+          image: nginx:1.29.5-alpine-slim
           imagePullPolicy: IfNotPresent
           name: nginx
           resources: