diff --git a/deployment/charts/backend/templates/networking/cors-middleware.yaml b/deployment/charts/backend/templates/networking/cors-middleware.yaml
index 146d4772..84fadcb6 100644
--- a/deployment/charts/backend/templates/networking/cors-middleware.yaml
+++ b/deployment/charts/backend/templates/networking/cors-middleware.yaml
@@ -1,4 +1,4 @@
-apiVersion: traefik.io/v1alpha1
+apiVersion: traefik.containo.us/v1alpha1
 kind: Middleware
 metadata:
   name: cors