diff --git a/logging/BUILD.gn b/logging/BUILD.gn
index d06578d4e3..3871193bad 100644
--- a/logging/BUILD.gn
+++ b/logging/BUILD.gn
@@ -288,6 +288,7 @@ if (rtc_enable_protobuf) {
       "../rtc_base:protobuf_utils",
       "../rtc_base:rtc_base_approved",
       "//third_party/abseil-cpp/absl/memory",
+      "//third_party/abseil-cpp/absl/types:optional",
     ]
   }
 
diff --git a/logging/rtc_event_log/rtc_event_log_parser_new.cc b/logging/rtc_event_log/rtc_event_log_parser_new.cc
index 3a8131766e..5fa69ed637 100644
--- a/logging/rtc_event_log/rtc_event_log_parser_new.cc
+++ b/logging/rtc_event_log/rtc_event_log_parser_new.cc
@@ -21,6 +21,7 @@
 #include <utility>
 
 #include "absl/memory/memory.h"
+#include "absl/types/optional.h"
 #include "api/rtp_headers.h"
 #include "api/rtpparameters.h"
 #include "logging/rtc_event_log/rtc_event_log.h"