diff --git a/appendices/migration.xml b/appendices/migration.xml
index 1437d6e8b3..d78415a667 100644
--- a/appendices/migration.xml
+++ b/appendices/migration.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.21 $ -->
+<!-- $Revision: 1.22 $ -->
 <appendix id="migration">
  <title>Migrating from PHP/FI 2 to PHP 3</title>
 
@@ -140,7 +140,7 @@ endif;
   </para>
  </section>
 
- <section id="migration-while">
+ <section id="migration.while">
   <title>while syntax</title>
   <para>
    Just like with if..endif, the syntax of while..endwhile has changed
@@ -284,7 +284,7 @@ $fp = @fopen($file, "r") or print("Could not open $file for reading<br>\n");
   </para>
  </section>
 
- <section id="migration-other">
+ <section id="migration.other">
   <title>Other incompatibilities</title>
 
   <itemizedlist>