diff --git a/api/BUILD.gn b/api/BUILD.gn
index 283d105163..c68e319da7 100644
--- a/api/BUILD.gn
+++ b/api/BUILD.gn
@@ -765,6 +765,7 @@ rtc_library("rtc_event_log_output_file") {
     "../rtc_base:logging",
     "../rtc_base/system:file_wrapper",
     "rtc_event_log",
+    "//third_party/abseil-cpp/absl/strings:string_view",
   ]
 }
 
diff --git a/api/rtc_event_log_output.h b/api/rtc_event_log_output.h
index f1f84a5f3a..9b55f299ac 100644
--- a/api/rtc_event_log_output.h
+++ b/api/rtc_event_log_output.h
@@ -11,7 +11,6 @@
 #ifndef API_RTC_EVENT_LOG_OUTPUT_H_
 #define API_RTC_EVENT_LOG_OUTPUT_H_
 
-#include <string>
 
 #include "absl/strings/string_view.h"
 
diff --git a/api/rtc_event_log_output_file.cc b/api/rtc_event_log_output_file.cc
index e1d4c7c711..b31e39a3e7 100644
--- a/api/rtc_event_log_output_file.cc
+++ b/api/rtc_event_log_output_file.cc
@@ -10,12 +10,17 @@
 
 #include "api/rtc_event_log_output_file.h"
 
+#include <cstddef>
+#include <cstdio>
 #include <limits>
+#include <string>
 #include <utility>
 
+#include "absl/strings/string_view.h"
 #include "api/rtc_event_log/rtc_event_log.h"
 #include "rtc_base/checks.h"
 #include "rtc_base/logging.h"
+#include "rtc_base/system/file_wrapper.h"
 
 namespace webrtc {
 
diff --git a/api/rtc_event_log_output_file.h b/api/rtc_event_log_output_file.h
index c9ae0a8ede..1f94b0d20a 100644
--- a/api/rtc_event_log_output_file.h
+++ b/api/rtc_event_log_output_file.h
@@ -16,6 +16,7 @@
 
 #include <string>
 
+#include "absl/strings/string_view.h"
 #include "api/rtc_event_log_output.h"
 #include "rtc_base/system/file_wrapper.h"
 
diff --git a/api/rtc_event_log_output_file_unittest.cc b/api/rtc_event_log_output_file_unittest.cc
index d2f1e1c6b5..b1441c7cf7 100644
--- a/api/rtc_event_log_output_file_unittest.cc
+++ b/api/rtc_event_log_output_file_unittest.cc
@@ -10,7 +10,11 @@
 
 #include "api/rtc_event_log_output_file.h"
 
+#include <stdio.h>
+
+#include <cstddef>
 #include <fstream>
+#include <ios>
 #include <iterator>
 #include <memory>
 #include <string>