diff --git a/logging/rtc_event_log/events/rtc_event_field_encoding_parser.cc b/logging/rtc_event_log/events/rtc_event_field_encoding_parser.cc
index ea7ea6e804..3740da9f2c 100644
--- a/logging/rtc_event_log/events/rtc_event_field_encoding_parser.cc
+++ b/logging/rtc_event_log/events/rtc_event_field_encoding_parser.cc
@@ -113,6 +113,9 @@ uint64_t EventParser::ReadSingleValue(FieldType field_type) {
       SetError();
       return 0;
   }
+  RTC_NOTREACHED();
+  SetError();
+  return 0;
 }
 
 void EventParser::ReadDeltasAndPopulateValues(