diff --git a/packager/media/formats/webvtt/webvtt_parser.cc b/packager/media/formats/webvtt/webvtt_parser.cc
index 71c9dfcc26..2297f6adb1 100644
--- a/packager/media/formats/webvtt/webvtt_parser.cc
+++ b/packager/media/formats/webvtt/webvtt_parser.cc
@@ -115,7 +115,7 @@ bool WebVttParser::Parse() {
                << "block size should be 1 but was " << block.size() << ".";
     return false;
   }
-  if (block[0] != "WEBVTT" && block[0] != "\xFE\xFFWEBVTT") {
+  if (block[0] != "WEBVTT" && block[0] != "\xEF\xBB\xBFWEBVTT") {
     LOG(ERROR) << "Failed to read WEBVTT header - should be WEBVTT but was "
                << block[0];
     return false;
diff --git a/packager/media/formats/webvtt/webvtt_parser_unittest.cc b/packager/media/formats/webvtt/webvtt_parser_unittest.cc
index 26a547348e..a25e99bfda 100644
--- a/packager/media/formats/webvtt/webvtt_parser_unittest.cc
+++ b/packager/media/formats/webvtt/webvtt_parser_unittest.cc
@@ -81,7 +81,7 @@ TEST_F(WebVttParserTest, ParseOnlyHeader) {
 
 TEST_F(WebVttParserTest, ParseHeaderWithBOM) {
   const char* text =
-      "\xFE\xFFWEBVTT\n"
+      "\xEF\xBB\xBFWEBVTT\n"
       "\n";
 
   ASSERT_NO_FATAL_FAILURE(SetUpAndInitializeGraph(text));