diff --git a/argocd/apps/openproject/values-openproject.yaml b/argocd/apps/openproject/values-openproject.yaml
index 10be86c..991bb50 100644
--- a/argocd/apps/openproject/values-openproject.yaml
+++ b/argocd/apps/openproject/values-openproject.yaml
@@ -16,7 +16,8 @@ spec:
         
         environment:
           EMAIL_DELIVERY_METHOD: "smtp"
-          SMTP_ADDRESS: "192.168.4.125"
+          SMTP_ADDRESS: "smtp.innohub.local"
+          SMTP_PORT: "25"
           SMTP_DOMAIN: "innovation-hub-niedersachsen.de"
           SMTP_AUTHENTICATION: "none"
           SMTP_ENABLE_STARTTLS_AUTO: "false"