diff --git a/controller/api/public/test_helper.go b/controller/api/public/test_helper.go
index 1a6f54026..d6fc26f96 100644
--- a/controller/api/public/test_helper.go
+++ b/controller/api/public/test_helper.go
@@ -350,6 +350,9 @@ func GenStatTsResponse(resName, resType string, resNs []string, basicStats bool,
 		}
 	}
 
+	// sort rows before returning in order to have a consistent order for tests
+	rows = sortTrafficSplitRows(rows)
+
 	resp := pb.StatSummaryResponse{
 		Response: &pb.StatSummaryResponse_Ok_{ // https://github.com/golang/protobuf/issues/205
 			Ok: &pb.StatSummaryResponse_Ok{