diff --git a/src/tokens.md b/src/tokens.md
index 84b7e0aa1..0b064a766 100644
--- a/src/tokens.md
+++ b/src/tokens.md
@@ -767,7 +767,7 @@ r[lex.token.life.syntax]
 >    | RAW_LIFETIME
 >
 > RAW_LIFETIME :\
->    `'r#` [IDENTIFIER_OR_KEYWORD][identifier]
+> &nbsp;&nbsp; `'r#` [IDENTIFIER_OR_KEYWORD][identifier] <sub>*Except `crate`, `self`, `super`, `Self`*</sub>
 >   _(not immediately followed by `'`)_
 
 r[lex.token.life.intro]