diff --git a/chapter06/readline.xml b/chapter06/readline.xml
index b17380a98..308d04af5 100644
--- a/chapter06/readline.xml
+++ b/chapter06/readline.xml
@@ -56,7 +56,7 @@ sed -i '/{OLDSUFF}/c:' support/shlib-install</userinput></screen>
 
     <para>Prepare Readline for compilation:</para>
 
-<screen><userinput remap="configure">./configure --prefix=/usr --docdir=/usr/share/doc/readline-&readline-version; </userinput></screen>
+<screen><userinput remap="configure">./configure --prefix=/usr --docdir=/usr/share/doc/readline-&readline-version;</userinput></screen>
 
     <para>Compile the package:</para>