diff --git a/doc/bison.texi b/doc/bison.texi
index ec78af7e..c3099cfc 100644
--- a/doc/bison.texi
+++ b/doc/bison.texi
@@ -11910,7 +11910,7 @@ Abbreviations allow for more readable rules.
 @example
 id    [a-zA-Z][a-zA-Z_0-9]*
 int   [0-9]+
-blank [ \t]
+blank [ \t\r]
 @end example
 
 @noindent