diff --git a/chapter06/acl.xml b/chapter06/acl.xml
index 488d9479b..60abb39f3 100644
--- a/chapter06/acl.xml
+++ b/chapter06/acl.xml
@@ -49,7 +49,7 @@
 
     <para>Prepare Acl for compilation:</para>
 
-<screen><userinput remap="configure">./configure --prefix=/usr</userinput></screen>
+<screen><userinput remap="configure">./configure --prefix=/usr --libexecdir=/usr/lib</userinput></screen>
 
     <para>Compile the package:</para>