diff --git a/adapters/cpmstar/cpmstartest/exemplary/multiple-banners.json b/adapters/cpmstar/cpmstartest/exemplary/multiple-banners.json
index 96503cdac53..bfafad2d793 100644
--- a/adapters/cpmstar/cpmstartest/exemplary/multiple-banners.json
+++ b/adapters/cpmstar/cpmstartest/exemplary/multiple-banners.json
@@ -82,7 +82,8 @@
           "site": {
             "id": "fake-site-id"
           }
-        }
+        },
+        "impIDs":["test-banner-imp-id", "test-banner-imp-id-2"]
       },
       "mockResponse": {
         "status": 200,