diff --git a/k8s/apps/nextcloud/helm.jsonnet b/k8s/apps/nextcloud/helm.jsonnet
index b3f9c1138..451975d5d 100644
--- a/k8s/apps/nextcloud/helm.jsonnet
+++ b/k8s/apps/nextcloud/helm.jsonnet
@@ -4,6 +4,6 @@
 
   chart: 'nextcloud',
   repoURL: 'https://nextcloud.github.io/helm/',
-  targetRevision: '6.6.3',
+  targetRevision: '6.6.4',
   values: (importstr 'values.yaml'),
 }