diff --git a/helm/demo-chart/requirements.lock b/helm/demo-chart/requirements.lock
index 3762f35..8fbcb1c 100644
--- a/helm/demo-chart/requirements.lock
+++ b/helm/demo-chart/requirements.lock
@@ -1,6 +1,6 @@
 dependencies:
 - name: mariadb
   repository: https://kubernetes-charts.storage.googleapis.com/
-  version: 4.3.1
-digest: sha256:e959527904c9c2cc7093cbfbb86a827a05e010c74b795535b7f806a10aefce6c
-generated: 2018-07-31T09:04:27.325312728Z
+  version: 7.x.x
+digest: sha256:e57118fb99fe2f9a77c62b32be5ede0934682ad07bd823fa647339785a8966cb
+generated: "2020-07-22T15:37:12.035812+02:00"
diff --git a/helm/demo-chart/requirements.yaml b/helm/demo-chart/requirements.yaml
index 183005c..64ee576 100644
--- a/helm/demo-chart/requirements.yaml
+++ b/helm/demo-chart/requirements.yaml
@@ -1,6 +1,6 @@
 dependencies:
 - name: mariadb
-  version: 4.x.x
+  version: 7.x.x
   repository: https://kubernetes-charts.storage.googleapis.com/
   condition: mariadb.enabled
   tags: