diff --git a/grafana.yaml b/grafana.yaml
index 888f9d4..b4e3c2b 100644
--- a/grafana.yaml
+++ b/grafana.yaml
@@ -124,8 +124,7 @@ spec:
     - openid
     - profile
     - groups
-    - offline_access
-  pkce: false
+  pkce: true
 ---
 apiVersion: v1
 kind: ConfigMap