diff --git a/chapter06/glibc-inst.xml b/chapter06/glibc-inst.xml
index 9ac69ac01..83f614ed4 100644
--- a/chapter06/glibc-inst.xml
+++ b/chapter06/glibc-inst.xml
@@ -94,11 +94,11 @@ localedef -i ja_JP -f EUC-JP ja_JP</userinput></screen></para>
 
 <para>Finally, build the linuxthreads man pages:</para>
 
-<para><screen><userinput>make -C ../glibc-2.3.2/linuxthreads/man</userinput></screen></para>
+<para><screen><userinput>make -C ../&glibc-dir;/linuxthreads/man</userinput></screen></para>
 
 <para>And install these pages:</para>
 
-<para><screen><userinput>make -C ../glibc-2.3.2/linuxthreads/man install</userinput></screen></para>
+<para><screen><userinput>make -C ../&glibc-dir;/linuxthreads/man install</userinput></screen></para>
 
 </sect2>