diff --git a/values/mariadb-operator/manifests/mariadb-operator.yaml b/values/mariadb-operator/manifests/mariadb-operator.yaml
index 56868efd..c559310d 100644
--- a/values/mariadb-operator/manifests/mariadb-operator.yaml
+++ b/values/mariadb-operator/manifests/mariadb-operator.yaml
@@ -50,7 +50,7 @@ spec:
     namespace: mariadb-operator
     server: 'https://kubernetes.default.svc'
   source:
-    repoURL: 'https://helm.mariadb.com'
+    repoURL: 'https://helm.mariadb.com/'
     targetRevision: '0.30.0'
     chart: mariadb-operator-crds
   project: sys