diff --git a/otc/observability.t09.de/stacks/core/argocd/values.yaml b/otc/observability.t09.de/stacks/core/argocd/values.yaml
index e68d372..fe5c4a3 100644
--- a/otc/observability.t09.de/stacks/core/argocd/values.yaml
+++ b/otc/observability.t09.de/stacks/core/argocd/values.yaml
@@ -9,7 +9,7 @@ configs:
       name: FORGEJO
       issuer: https://dex.observability.t09.de
       clientID: controller-argocd-dex
-      clientSecret: argocd123
+      clientSecret: $dex-argo-client:clientSecret
       requestedScopes:
       - openid
       - profile