diff --git a/test/cpp/microbenchmarks/BUILD b/test/cpp/microbenchmarks/BUILD
index 4af453740b4..1435246de21 100644
--- a/test/cpp/microbenchmarks/BUILD
+++ b/test/cpp/microbenchmarks/BUILD
@@ -232,10 +232,7 @@ grpc_cc_library(
     ],
     tags = ["no_windows"],
     deps = [
-        "//:grpc++_unsecure",
-        "//src/proto/grpc/testing:echo_proto",
-        "//test/core/util:grpc_test_util_unsecure",
-        "//test/cpp/util:test_config",
+        ":helpers",
         "//test/cpp/util:test_util",
     ],
 )
diff --git a/test/cpp/microbenchmarks/callback_streaming_ping_pong.h b/test/cpp/microbenchmarks/callback_streaming_ping_pong.h
index 1c92af9c3e2..7861aa67780 100644
--- a/test/cpp/microbenchmarks/callback_streaming_ping_pong.h
+++ b/test/cpp/microbenchmarks/callback_streaming_ping_pong.h
@@ -54,10 +54,8 @@ static void BM_CallbackBidiStreaming(benchmark::State& state) {
     std::mutex mu;
     std::condition_variable cv;
     bool done = false;
-    BidiClient* test =
-        new BidiClient(&state, stub_.get(), &request, &response,
-                       &mu, &cv, &done);
-    test->StartNewRpc();
+    BidiClient test{&state, stub_.get(), &request, &response, &mu, &cv, &done};
+    test.StartNewRpc();
     std::unique_lock<std::mutex> l(mu);
     while (!done) {
       cv.wait(l);
diff --git a/test/cpp/microbenchmarks/callback_test_service.h b/test/cpp/microbenchmarks/callback_test_service.h
index cdb8c79e234..0d371c4c740 100644
--- a/test/cpp/microbenchmarks/callback_test_service.h
+++ b/test/cpp/microbenchmarks/callback_test_service.h
@@ -60,10 +60,6 @@ class BidiClient
         done_(done) {
     msgs_size_ = state->range(0);
     msgs_to_send_ = state->range(1);
-    cli_ctx_ = new ClientContext();
-    cli_ctx_->AddMetadata(kServerFinishAfterNReads,
-                          grpc::to_string(msgs_to_send_));
-    cli_ctx_->AddMetadata(kServerMessageSize, grpc::to_string(msgs_size_));
   }
 
   void OnReadDone(bool ok) override {
@@ -98,6 +94,10 @@ class BidiClient
   }
 
   void StartNewRpc() {
+    cli_ctx_ = new ClientContext();
+    cli_ctx_->AddMetadata(kServerFinishAfterNReads,
+                          grpc::to_string(msgs_to_send_));
+    cli_ctx_->AddMetadata(kServerMessageSize, grpc::to_string(msgs_size_));
     stub_->experimental_async()->BidiStream(cli_ctx_, this);
     MaybeWrite();
     StartCall();