diff --git a/modules/audio_coding/BUILD.gn b/modules/audio_coding/BUILD.gn
index 9d332496c2..bcbf9f37bb 100644
--- a/modules/audio_coding/BUILD.gn
+++ b/modules/audio_coding/BUILD.gn
@@ -1391,7 +1391,6 @@ if (rtc_include_tests) {
       "../../rtc_base:rtc_base_approved",
       "../../rtc_base/synchronization:mutex",
       "../../rtc_base/synchronization:rw_lock_wrapper",
-      "../../system_wrappers",
       "../../test:fileutils",
       "../../test:test_support",
     ]
diff --git a/modules/audio_coding/test/iSACTest.cc b/modules/audio_coding/test/iSACTest.cc
index b85c8a0616..94a6889ee7 100644
--- a/modules/audio_coding/test/iSACTest.cc
+++ b/modules/audio_coding/test/iSACTest.cc
@@ -19,7 +19,6 @@
 #include "api/audio_codecs/isac/audio_encoder_isac_float.h"
 #include "rtc_base/strings/string_builder.h"
 #include "rtc_base/time_utils.h"
-#include "system_wrappers/include/sleep.h"
 #include "test/gmock.h"
 #include "test/gtest.h"
 #include "test/testsupport/file_utils.h"
diff --git a/modules/audio_device/android/aaudio_recorder.cc b/modules/audio_device/android/aaudio_recorder.cc
index 3a29bb80fb..95f1a1a3cd 100644
--- a/modules/audio_device/android/aaudio_recorder.cc
+++ b/modules/audio_device/android/aaudio_recorder.cc
@@ -18,7 +18,6 @@
 #include "rtc_base/checks.h"
 #include "rtc_base/logging.h"
 #include "rtc_base/time_utils.h"
-#include "system_wrappers/include/sleep.h"
 
 namespace webrtc {
 
diff --git a/modules/audio_device/audio_device_unittest.cc b/modules/audio_device/audio_device_unittest.cc
index c8cb438158..b708856efb 100644
--- a/modules/audio_device/audio_device_unittest.cc
+++ b/modules/audio_device/audio_device_unittest.cc
@@ -33,7 +33,6 @@
 #include "rtc_base/thread_annotations.h"
 #include "rtc_base/thread_checker.h"
 #include "rtc_base/time_utils.h"
-#include "system_wrappers/include/sleep.h"
 #include "test/gmock.h"
 #include "test/gtest.h"
 #ifdef WEBRTC_WIN
diff --git a/modules/audio_device/win/core_audio_utility_win_unittest.cc b/modules/audio_device/win/core_audio_utility_win_unittest.cc
index 9e3a02ff69..67040464b9 100644
--- a/modules/audio_device/win/core_audio_utility_win_unittest.cc
+++ b/modules/audio_device/win/core_audio_utility_win_unittest.cc
@@ -14,8 +14,6 @@
 #include "rtc_base/win/windows_version.h"
 #include "test/gtest.h"
 
-#include "system_wrappers/include/sleep.h"
-
 using Microsoft::WRL::ComPtr;
 using webrtc::AudioDeviceName;
 
diff --git a/rtc_base/platform_thread_unittest.cc b/rtc_base/platform_thread_unittest.cc
index 3f0408aa4b..a52e4cd9f5 100644
--- a/rtc_base/platform_thread_unittest.cc
+++ b/rtc_base/platform_thread_unittest.cc
@@ -10,7 +10,6 @@
 
 #include "rtc_base/platform_thread.h"
 
-#include "system_wrappers/include/sleep.h"
 #include "test/gtest.h"
 
 namespace rtc {
diff --git a/sdk/android/src/jni/audio_device/aaudio_recorder.cc b/sdk/android/src/jni/audio_device/aaudio_recorder.cc
index 65bef4b1ba..34b14f4509 100644
--- a/sdk/android/src/jni/audio_device/aaudio_recorder.cc
+++ b/sdk/android/src/jni/audio_device/aaudio_recorder.cc
@@ -18,8 +18,6 @@
 #include "rtc_base/logging.h"
 #include "rtc_base/time_utils.h"
 
-#include "system_wrappers/include/sleep.h"
-
 namespace webrtc {
 
 namespace jni {
diff --git a/test/network/BUILD.gn b/test/network/BUILD.gn
index a632849f83..081064f34c 100644
--- a/test/network/BUILD.gn
+++ b/test/network/BUILD.gn
@@ -78,7 +78,6 @@ rtc_library("network_emulation_unittest") {
     "../../rtc_base:logging",
     "../../rtc_base:rtc_event",
     "../../rtc_base/synchronization:mutex",
-    "../../system_wrappers:system_wrappers",
   ]
 }
 
diff --git a/test/network/network_emulation_unittest.cc b/test/network/network_emulation_unittest.cc
index c042f65864..6b5ca7656b 100644
--- a/test/network/network_emulation_unittest.cc
+++ b/test/network/network_emulation_unittest.cc
@@ -20,7 +20,6 @@
 #include "rtc_base/event.h"
 #include "rtc_base/gunit.h"
 #include "rtc_base/synchronization/mutex.h"
-#include "system_wrappers/include/sleep.h"
 #include "test/gmock.h"
 #include "test/gtest.h"
 #include "test/network/network_emulation_manager.h"
diff --git a/test/time_controller/real_time_controller.cc b/test/time_controller/real_time_controller.cc
index 73772b968f..2e741cf20c 100644
--- a/test/time_controller/real_time_controller.cc
+++ b/test/time_controller/real_time_controller.cc
@@ -11,7 +11,6 @@
 
 #include "api/task_queue/default_task_queue_factory.h"
 #include "rtc_base/null_socket_server.h"
-#include "system_wrappers/include/sleep.h"
 
 namespace webrtc {
 namespace {
diff --git a/video/video_stream_encoder_unittest.cc b/video/video_stream_encoder_unittest.cc
index cb73fac842..2161b4fd37 100644
--- a/video/video_stream_encoder_unittest.cc
+++ b/video/video_stream_encoder_unittest.cc
@@ -43,7 +43,6 @@
 #include "rtc_base/synchronization/mutex.h"
 #include "system_wrappers/include/field_trial.h"
 #include "system_wrappers/include/metrics.h"
-#include "system_wrappers/include/sleep.h"
 #include "test/encoder_settings.h"
 #include "test/fake_encoder.h"
 #include "test/field_trial.h"