diff --git a/roundcube/Chart.yaml b/roundcube/Chart.yaml
index 9c080b1..d2a2c25 100644
--- a/roundcube/Chart.yaml
+++ b/roundcube/Chart.yaml
@@ -1,6 +1,6 @@
 apiVersion: v2
-appVersion: "1.4.13"
+appVersion: "1.5.3"
 description: A Helm chart for Kubernetes
 name: roundcube
-version: 0.2.9
+version: 0.3.0
 icon: https://github.com/roundcube/roundcubemail/blob/master/skins/classic/images/roundcube_logo.png
diff --git a/roundcube/values.yaml b/roundcube/values.yaml
index dc5c840..cc4d138 100644
--- a/roundcube/values.yaml
+++ b/roundcube/values.yaml
@@ -2,7 +2,7 @@ replicaCount: 1
 
 image:
   repository: roundcube/roundcubemail
-  tag: 1.4.13-apache
+  tag: 1.5.3-apache
   pullPolicy: IfNotPresent
 
 args: [ sh, -c, 'update-ca-certificates && /docker-entrypoint.sh apache2-foreground' ]