diff --git a/src/tokens.md b/src/tokens.md
index 8cdf6dd57..1c14a1819 100644
--- a/src/tokens.md
+++ b/src/tokens.md
@@ -235,7 +235,7 @@ r##"foo #"# bar"##;                // foo #"# bar
 >
 > BYTE_ESCAPE :\
 >       `\x` HEX_DIGIT HEX_DIGIT\
->    | `\n` | `\r` | `\t` | `\\` | `\0`
+>    | `\n` | `\r` | `\t` | `\\` | `\0` | `\'` | `\"`
 
 A _byte literal_ is a single ASCII character (in the `U+0000` to `U+007F`
 range) or a single _escape_ preceded by the characters `U+0062` (`b`) and