diff --git a/rtc_tools/network_tester/config_reader.h b/rtc_tools/network_tester/config_reader.h
index 8cc1f8d..83fbdeb 100644
--- a/rtc_tools/network_tester/config_reader.h
+++ b/rtc_tools/network_tester/config_reader.h
@@ -8,8 +8,8 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#ifndef WEBRTC_TOOLS_NETWORK_TESTER_CONFIG_READER_H_
-#define WEBRTC_TOOLS_NETWORK_TESTER_CONFIG_READER_H_
+#ifndef WEBRTC_RTC_TOOLS_NETWORK_TESTER_CONFIG_READER_H_
+#define WEBRTC_RTC_TOOLS_NETWORK_TESTER_CONFIG_READER_H_
 
 #include <fstream>
 #include <string>
@@ -50,4 +50,4 @@
 
 }  // namespace webrtc
 
-#endif  // WEBRTC_TOOLS_NETWORK_TESTER_CONFIG_READER_H_
+#endif  // WEBRTC_RTC_TOOLS_NETWORK_TESTER_CONFIG_READER_H_
diff --git a/rtc_tools/network_tester/packet_logger.h b/rtc_tools/network_tester/packet_logger.h
index 33ee960..79923b6 100644
--- a/rtc_tools/network_tester/packet_logger.h
+++ b/rtc_tools/network_tester/packet_logger.h
@@ -8,8 +8,8 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#ifndef WEBRTC_TOOLS_NETWORK_TESTER_PACKET_LOGGER_H_
-#define WEBRTC_TOOLS_NETWORK_TESTER_PACKET_LOGGER_H_
+#ifndef WEBRTC_RTC_TOOLS_NETWORK_TESTER_PACKET_LOGGER_H_
+#define WEBRTC_RTC_TOOLS_NETWORK_TESTER_PACKET_LOGGER_H_
 
 #include <fstream>
 #include <string>
@@ -43,4 +43,4 @@
 
 }  // namespace webrtc
 
-#endif  // WEBRTC_TOOLS_NETWORK_TESTER_PACKET_LOGGER_H_
+#endif  // WEBRTC_RTC_TOOLS_NETWORK_TESTER_PACKET_LOGGER_H_
diff --git a/rtc_tools/network_tester/packet_sender.h b/rtc_tools/network_tester/packet_sender.h
index 67fb0d7..d47543d 100644
--- a/rtc_tools/network_tester/packet_sender.h
+++ b/rtc_tools/network_tester/packet_sender.h
@@ -8,8 +8,8 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#ifndef WEBRTC_TOOLS_NETWORK_TESTER_PACKET_SENDER_H_
-#define WEBRTC_TOOLS_NETWORK_TESTER_PACKET_SENDER_H_
+#ifndef WEBRTC_RTC_TOOLS_NETWORK_TESTER_PACKET_SENDER_H_
+#define WEBRTC_RTC_TOOLS_NETWORK_TESTER_PACKET_SENDER_H_
 
 #include <memory>
 #include <string>
@@ -62,4 +62,4 @@
 
 }  // namespace webrtc
 
-#endif  // WEBRTC_TOOLS_NETWORK_TESTER_PACKET_SENDER_H_
+#endif  // WEBRTC_RTC_TOOLS_NETWORK_TESTER_PACKET_SENDER_H_
diff --git a/rtc_tools/network_tester/test_controller.h b/rtc_tools/network_tester/test_controller.h
index f38758d..14ee0c4 100644
--- a/rtc_tools/network_tester/test_controller.h
+++ b/rtc_tools/network_tester/test_controller.h
@@ -8,8 +8,8 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#ifndef WEBRTC_TOOLS_NETWORK_TESTER_TEST_CONTROLLER_H_
-#define WEBRTC_TOOLS_NETWORK_TESTER_TEST_CONTROLLER_H_
+#ifndef WEBRTC_RTC_TOOLS_NETWORK_TESTER_TEST_CONTROLLER_H_
+#define WEBRTC_RTC_TOOLS_NETWORK_TESTER_TEST_CONTROLLER_H_
 
 #include <array>
 #include <limits>
@@ -78,4 +78,4 @@
 
 }  // namespace webrtc
 
-#endif  // WEBRTC_TOOLS_NETWORK_TESTER_TEST_CONTROLLER_H_
+#endif  // WEBRTC_RTC_TOOLS_NETWORK_TESTER_TEST_CONTROLLER_H_
diff --git a/rtc_tools/simple_command_line_parser.h b/rtc_tools/simple_command_line_parser.h
index b8c9037..1137a74 100644
--- a/rtc_tools/simple_command_line_parser.h
+++ b/rtc_tools/simple_command_line_parser.h
@@ -8,8 +8,8 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#ifndef WEBRTC_TOOLS_SIMPLE_COMMAND_LINE_PARSER_H_
-#define WEBRTC_TOOLS_SIMPLE_COMMAND_LINE_PARSER_H_
+#ifndef WEBRTC_RTC_TOOLS_SIMPLE_COMMAND_LINE_PARSER_H_
+#define WEBRTC_RTC_TOOLS_SIMPLE_COMMAND_LINE_PARSER_H_
 
 #include <map>
 #include <string>
@@ -97,4 +97,4 @@
 }  // namespace test
 }  // namespace webrtc
 
-#endif  // WEBRTC_TOOLS_SIMPLE_COMMAND_LINE_PARSER_H_
+#endif  // WEBRTC_RTC_TOOLS_SIMPLE_COMMAND_LINE_PARSER_H_