diff --git a/charts/gardener-extension-provider-stackit/values.yaml b/charts/gardener-extension-provider-stackit/values.yaml
index 28c13f7f..59575d99 100644
--- a/charts/gardener-extension-provider-stackit/values.yaml
+++ b/charts/gardener-extension-provider-stackit/values.yaml
@@ -71,7 +71,7 @@ config:
       enabled: true
       className: gardener.cloud-fast
       capacity: 25Gi
-      provisioner: cinder.csi.openstack.org
+      provisioner: block-storage.csi.stackit.cloud
       volumeBindingMode: WaitForFirstConsumer
   stackitAPIEndpoints:
     # Must be base64 encoded