diff --git a/src/api/encoding.cc b/src/api/encoding.cc
index fb4cd61828a17d..f8dde04a87d37f 100644
--- a/src/api/encoding.cc
+++ b/src/api/encoding.cc
@@ -16,8 +16,8 @@ enum encoding ParseEncoding(const char* encoding,
     case 'u':
     case 'U':
       // Note: the two first conditions are needed for performance reasons
-      // as "utf8"/"utf-8" is a common case
-      // (same for "utf16le/utf-16le" and "ucs2/ucs-2").
+      // as "utf8"/"utf-8" is a common case.
+      // (same for other cases below)
 
       // utf, utf16le
       if (encoding[1] == 't' && encoding[2] == 'f') {