diff --git a/k8s/core/prom-stack/prom-values.yaml b/k8s/core/prom-stack/prom-values.yaml
index 51fdc86..9ff4773 100644
--- a/k8s/core/prom-stack/prom-values.yaml
+++ b/k8s/core/prom-stack/prom-values.yaml
@@ -113,6 +113,7 @@ grafana:
       name: Keycloak
       enabled: true
       scopes: "openid profile email"
+      allow_sign_up: true
       auth_url: https://auth.hexor.cy/auth/realms/hexor/protocol/openid-connect/auth
       token_url: https://auth.hexor.cy/auth/realms/hexor/protocol/openid-connect/token
       api_url: https://auth.hexor.cy/auth/realms/hexor/protocol/openid-connect/userinfo