diff --git a/content/en/docs/components/katib/user-guides/hp-tuning/configure-experiment.md b/content/en/docs/components/katib/user-guides/hp-tuning/configure-experiment.md
index 13e730ffd4..8fbbb2e75a 100644
--- a/content/en/docs/components/katib/user-guides/hp-tuning/configure-experiment.md
+++ b/content/en/docs/components/katib/user-guides/hp-tuning/configure-experiment.md
@@ -117,7 +117,8 @@ trialSpec:
   spec:
     template:
       metadata:
-        "sidecar.istio.io/inject": "false"
+        annotations:
+          "sidecar.istio.io/inject": "false"
 ```
 
 If you use `PyTorchJob` or other Training Operator jobs in your Trial template check