diff --git a/en_US.ISO8859-1/books/fdp-primer/book.sgml b/en_US.ISO8859-1/books/fdp-primer/book.sgml
index 57b0b9feb8..2c0397c735 100644
--- a/en_US.ISO8859-1/books/fdp-primer/book.sgml
+++ b/en_US.ISO8859-1/books/fdp-primer/book.sgml
@@ -155,10 +155,9 @@ Password:</screen></entry>
 	    <row>
 	      <entry>Manual page references.</entry>
 
-	      <entry>Use <citerefentry>
-		  <refentrytitle>su</refentrytitle>
-		  <manvolnum>1</manvolnum>
-		</citerefentry> to change user names.</entry>
+	      <entry>Use
+		&man.su.1;
+		to change user names.</entry>
 	    </row>
 
 	    <row>