diff --git a/test/cpp/end2end/async_end2end_test.cc b/test/cpp/end2end/async_end2end_test.cc
index 3f8ed0bf3654c54694792985c89783039c99d154..cfda571326bac428712935f4ef5200f4ecd7918d 100644
--- a/test/cpp/end2end/async_end2end_test.cc
+++ b/test/cpp/end2end/async_end2end_test.cc
@@ -33,21 +33,21 @@
 
 #include <memory>
 
-#include <grpc/grpc.h>
-#include <grpc/support/thd.h>
-#include <grpc/support/time.h>
 #include <grpc++/channel.h>
 #include <grpc++/client_context.h>
 #include <grpc++/create_channel.h>
 #include <grpc++/server.h>
 #include <grpc++/server_builder.h>
 #include <grpc++/server_context.h>
+#include <grpc/grpc.h>
+#include <grpc/support/thd.h>
+#include <grpc/support/time.h>
 #include <gtest/gtest.h>
 
-#include "test/core/util/port.h"
-#include "test/core/util/test_config.h"
 #include "src/proto/grpc/testing/duplicate/echo_duplicate.grpc.pb.h"
 #include "src/proto/grpc/testing/echo.grpc.pb.h"
+#include "test/core/util/port.h"
+#include "test/core/util/test_config.h"
 #include "test/cpp/util/string_ref_helper.h"
 
 #ifdef GPR_POSIX_SOCKET
diff --git a/test/cpp/end2end/client_crash_test.cc b/test/cpp/end2end/client_crash_test.cc
index 88e1d85ac59c5e8e47d69d53f187d711331f8b2f..c01f40dbc2e2500a727024ccceb7b0914f646d33 100644
--- a/test/cpp/end2end/client_crash_test.cc
+++ b/test/cpp/end2end/client_crash_test.cc
@@ -31,21 +31,21 @@
  *
  */
 
-#include <grpc/grpc.h>
-#include <grpc/support/thd.h>
-#include <grpc/support/time.h>
 #include <grpc++/channel.h>
 #include <grpc++/client_context.h>
 #include <grpc++/create_channel.h>
 #include <grpc++/server.h>
 #include <grpc++/server_builder.h>
 #include <grpc++/server_context.h>
+#include <grpc/grpc.h>
+#include <grpc/support/thd.h>
+#include <grpc/support/time.h>
 #include <gtest/gtest.h>
 
-#include "test/core/util/port.h"
-#include "test/core/util/test_config.h"
 #include "src/proto/grpc/testing/duplicate/echo_duplicate.grpc.pb.h"
 #include "src/proto/grpc/testing/echo.grpc.pb.h"
+#include "test/core/util/port.h"
+#include "test/core/util/test_config.h"
 #include "test/cpp/util/subprocess.h"
 
 using grpc::testing::EchoRequest;
diff --git a/test/cpp/end2end/end2end_test.cc b/test/cpp/end2end/end2end_test.cc
index 6fb16aac9122242dcae6b32fa3535fba5f8e65e9..d72e93c10db64566b1f371e08775661e093d4725 100644
--- a/test/cpp/end2end/end2end_test.cc
+++ b/test/cpp/end2end/end2end_test.cc
@@ -34,9 +34,6 @@
 #include <mutex>
 #include <thread>
 
-#include <grpc/grpc.h>
-#include <grpc/support/thd.h>
-#include <grpc/support/time.h>
 #include <grpc++/channel.h>
 #include <grpc++/client_context.h>
 #include <grpc++/create_channel.h>
@@ -46,14 +43,17 @@
 #include <grpc++/server.h>
 #include <grpc++/server_builder.h>
 #include <grpc++/server_context.h>
+#include <grpc/grpc.h>
+#include <grpc/support/thd.h>
+#include <grpc/support/time.h>
 #include <gtest/gtest.h>
 
 #include "src/core/security/credentials.h"
+#include "src/proto/grpc/testing/duplicate/echo_duplicate.grpc.pb.h"
+#include "src/proto/grpc/testing/echo.grpc.pb.h"
 #include "test/core/end2end/data/ssl_test_data.h"
 #include "test/core/util/port.h"
 #include "test/core/util/test_config.h"
-#include "src/proto/grpc/testing/duplicate/echo_duplicate.grpc.pb.h"
-#include "src/proto/grpc/testing/echo.grpc.pb.h"
 #include "test/cpp/util/string_ref_helper.h"
 
 using grpc::testing::EchoRequest;
diff --git a/test/cpp/end2end/mock_test.cc b/test/cpp/end2end/mock_test.cc
index 36ff6835d7cc42aaac484f535b02374411b3dafd..0ace5d941837b841380da975b4264d47a5b1ea8c 100644
--- a/test/cpp/end2end/mock_test.cc
+++ b/test/cpp/end2end/mock_test.cc
@@ -33,21 +33,21 @@
 
 #include <thread>
 
-#include <grpc/grpc.h>
-#include <grpc/support/thd.h>
-#include <grpc/support/time.h>
 #include <grpc++/channel.h>
 #include <grpc++/client_context.h>
 #include <grpc++/create_channel.h>
 #include <grpc++/server.h>
 #include <grpc++/server_builder.h>
 #include <grpc++/server_context.h>
+#include <grpc/grpc.h>
+#include <grpc/support/thd.h>
+#include <grpc/support/time.h>
 #include <gtest/gtest.h>
 
-#include "test/core/util/port.h"
-#include "test/core/util/test_config.h"
 #include "src/proto/grpc/testing/duplicate/echo_duplicate.grpc.pb.h"
 #include "src/proto/grpc/testing/echo.grpc.pb.h"
+#include "test/core/util/port.h"
+#include "test/core/util/test_config.h"
 
 using grpc::testing::EchoRequest;
 using grpc::testing::EchoResponse;
diff --git a/test/cpp/end2end/server_crash_test_client.cc b/test/cpp/end2end/server_crash_test_client.cc
index 19816505f03809acd79ddc2c7c32367847ac7b64..1964840fa529fe90af9b7b3f98060785ee90dec0 100644
--- a/test/cpp/end2end/server_crash_test_client.cc
+++ b/test/cpp/end2end/server_crash_test_client.cc
@@ -31,11 +31,11 @@
  *
  */
 
+#include <gflags/gflags.h>
 #include <iostream>
 #include <memory>
 #include <sstream>
 #include <string>
-#include <gflags/gflags.h>
 
 #include <grpc++/channel.h>
 #include <grpc++/client_context.h>
diff --git a/test/cpp/end2end/shutdown_test.cc b/test/cpp/end2end/shutdown_test.cc
index eec43d28114e50f20b8cd4e8b93a60b8cd48ab0c..992ee980139406746cf97b029bc56c58f155a0a5 100644
--- a/test/cpp/end2end/shutdown_test.cc
+++ b/test/cpp/end2end/shutdown_test.cc
@@ -33,20 +33,20 @@
 
 #include <thread>
 
-#include <grpc/grpc.h>
-#include <grpc/support/sync.h>
 #include <grpc++/channel.h>
 #include <grpc++/client_context.h>
 #include <grpc++/create_channel.h>
 #include <grpc++/server.h>
 #include <grpc++/server_builder.h>
 #include <grpc++/server_context.h>
+#include <grpc/grpc.h>
+#include <grpc/support/sync.h>
 #include <gtest/gtest.h>
 
 #include "src/core/support/env.h"
-#include "test/core/util/test_config.h"
-#include "test/core/util/port.h"
 #include "src/proto/grpc/testing/echo.grpc.pb.h"
+#include "test/core/util/port.h"
+#include "test/core/util/test_config.h"
 
 using grpc::testing::EchoRequest;
 using grpc::testing::EchoResponse;
diff --git a/test/cpp/end2end/streaming_throughput_test.cc b/test/cpp/end2end/streaming_throughput_test.cc
index 61fdbe15aeb540d9637ed6f512af4b670ec900cc..9e82c307011b8901f7247491196b1695f92f89a0 100644
--- a/test/cpp/end2end/streaming_throughput_test.cc
+++ b/test/cpp/end2end/streaming_throughput_test.cc
@@ -31,9 +31,9 @@
  *
  */
 
+#include <time.h>
 #include <mutex>
 #include <thread>
-#include <time.h>
 
 #include <grpc++/channel.h>
 #include <grpc++/client_context.h>
@@ -49,10 +49,10 @@
 #include <grpc/support/time.h>
 #include <gtest/gtest.h>
 
-#include "test/core/util/port.h"
-#include "test/core/util/test_config.h"
 #include "src/proto/grpc/testing/duplicate/echo_duplicate.grpc.pb.h"
 #include "src/proto/grpc/testing/echo.grpc.pb.h"
+#include "test/core/util/port.h"
+#include "test/core/util/test_config.h"
 
 using grpc::testing::EchoRequest;
 using grpc::testing::EchoResponse;
diff --git a/test/cpp/end2end/thread_stress_test.cc b/test/cpp/end2end/thread_stress_test.cc
index 594df978f1886e4e3f309f75fbfe015f99f1d913..d2b83ded67dc274f01d6d8c4c9ba927f47514182 100644
--- a/test/cpp/end2end/thread_stress_test.cc
+++ b/test/cpp/end2end/thread_stress_test.cc
@@ -34,21 +34,21 @@
 #include <mutex>
 #include <thread>
 
-#include <grpc/grpc.h>
-#include <grpc/support/thd.h>
-#include <grpc/support/time.h>
 #include <grpc++/channel.h>
 #include <grpc++/client_context.h>
 #include <grpc++/create_channel.h>
 #include <grpc++/server.h>
 #include <grpc++/server_builder.h>
 #include <grpc++/server_context.h>
+#include <grpc/grpc.h>
+#include <grpc/support/thd.h>
+#include <grpc/support/time.h>
 #include <gtest/gtest.h>
 
-#include "test/core/util/port.h"
-#include "test/core/util/test_config.h"
 #include "src/proto/grpc/testing/duplicate/echo_duplicate.grpc.pb.h"
 #include "src/proto/grpc/testing/echo.grpc.pb.h"
+#include "test/core/util/port.h"
+#include "test/core/util/test_config.h"
 
 using grpc::testing::EchoRequest;
 using grpc::testing::EchoResponse;
diff --git a/test/cpp/util/cli_call.cc b/test/cpp/util/cli_call.cc
index 0de388d3caa7ea43a25d5ec03d8c92fb9e2878b5..5d70f6c26b8ac4e54785e19c9f0fc3665d8f8d34 100644
--- a/test/cpp/util/cli_call.cc
+++ b/test/cpp/util/cli_call.cc
@@ -35,13 +35,13 @@
 
 #include <iostream>
 
-#include <grpc/grpc.h>
-#include <grpc/support/log.h>
-#include <grpc/support/slice.h>
-#include <grpc++/support/byte_buffer.h>
 #include <grpc++/channel.h>
 #include <grpc++/client_context.h>
 #include <grpc++/generic/generic_stub.h>
+#include <grpc++/support/byte_buffer.h>
+#include <grpc/grpc.h>
+#include <grpc/support/log.h>
+#include <grpc/support/slice.h>
 
 namespace grpc {
 namespace testing {