diff --git a/argocd/apps/wekan/wekan.yaml b/argocd/apps/wekan/wekan.yaml
index 5075c1c..4c53734 100644
--- a/argocd/apps/wekan/wekan.yaml
+++ b/argocd/apps/wekan/wekan.yaml
@@ -36,11 +36,11 @@ spec:
           value: local-path
         - name: mongodb.replicaCount
           value: '1'
-        - name: root-url
+        - name: ROOT_URL
           value: https://wekan.innovation-hub-niedersachsen.de
         - name: port
           value: '80'
-        - name: mail-url
+        - name: MAIL_URL
           value: 'smtp://192.168.4.125:25'
     chart: wekan
   destination: