diff --git a/ptp-chat/ptp-chat-istio.yaml b/ptp-chat/ptp-chat-istio.yaml
index 49daee2..0dbf8f5 100644
--- a/ptp-chat/ptp-chat-istio.yaml
+++ b/ptp-chat/ptp-chat-istio.yaml
@@ -78,7 +78,7 @@ spec:
   http:
     - match:
         - uri:
-            prefix: /api
+            prefix: /api/
       rewrite:
         uri: /
       route: