diff --git a/deploy/20-deployment.yaml b/deploy/20-deployment.yaml
index 2629d4d..fad3ffa 100644
--- a/deploy/20-deployment.yaml
+++ b/deploy/20-deployment.yaml
@@ -20,7 +20,7 @@ spec:
     spec:
       containers:
         - name: agent
-          image: registry.a2acloud.io/agents/test-helper:placeholder
+          image: registry.a2acloud.io/agents/test-helper:12c6347643026d738ba4705dfbe0380410bd8cd3
           imagePullPolicy: Always
           ports:
             - containerPort: 8000