diff --git a/source/iostreams.tex b/source/iostreams.tex
index 3cb098fe0e..3320a770af 100644
--- a/source/iostreams.tex
+++ b/source/iostreams.tex
@@ -13789,7 +13789,7 @@
 
 \indexlibrarymember{value_type}{path}%
 \pnum
-\tcode{value_type} is a \keyword{typedef} for the
+\tcode{value_type} is a \grammarterm{typedef-name} for the
 operating system dependent encoded character type used to represent pathnames.
 
 \indexlibrarymember{preferred_separator}{path}%