1 files changed, 1 insertions, 1 deletions
diff --git a/test/cpp/qps/server_async.cc b/test/cpp/qps/server_async.cc
index d530dac86b..cd8d546c28 100644
--- a/test/cpp/qps/server_async.cc
+++ b/test/cpp/qps/server_async.cc
@@ -373,7 +373,7 @@ static Status ProcessGenericRPC(const PayloadConfig &payload_config,
                                 const ByteBuffer *request,
                                 ByteBuffer *response) {
   int resp_size = payload_config.bytebuf_params().resp_size();
-  std::unique_ptr<char> buf(new char[resp_size]);
+  std::unique_ptr<char[]> buf(new char[resp_size]);
   gpr_slice s = gpr_slice_from_copied_buffer(buf.get(), resp_size);
   Slice slice(s, Slice::STEAL_REF);
   *response = ByteBuffer(&slice, 1);