1 files changed, 4 insertions, 1 deletions
diff --git a/test/cpp/qps/parse_json.h b/test/cpp/qps/parse_json.h
index 4b8ca79f21..ce1821f961 100644
--- a/test/cpp/qps/parse_json.h
+++ b/test/cpp/qps/parse_json.h
@@ -34,8 +34,8 @@
 #ifndef TEST_QPS_PARSE_JSON_H
 #define TEST_QPS_PARSE_JSON_H
 
+#include <grpc++/impl/codegen/config_protobuf.h>
 #include <grpc++/support/config.h>
-#include <grpc++/support/config_protobuf.h>
 
 namespace grpc {
 namespace testing {
@@ -43,6 +43,9 @@ namespace testing {
 void ParseJson(const grpc::string& json, const grpc::string& type,
                GRPC_CUSTOM_MESSAGE* msg);
 
+grpc::string SerializeJson(const GRPC_CUSTOM_MESSAGE& msg,
+                           const grpc::string& type);
+
 }  // testing
 }  // grpc