diff --git a/documentation/adt-manual/adt-prepare.xml b/documentation/adt-manual/adt-prepare.xml
index 6098fb2737..b721ebac4e 100644
--- a/documentation/adt-manual/adt-prepare.xml
+++ b/documentation/adt-manual/adt-prepare.xml
@@ -166,7 +166,10 @@
 
             <para>
                 After you have configured the <filename>adt_installer.conf</filename> file, 
-                run the installer using the following command:
+                run the installer using the following command.
+                Be sure that you are not trying to use cross-compilation tools. 
+                When you run the installer, the environment must use a 
+                host <filename>gcc</filename>:
                 <literallayout class='monospaced'>
      $ ./adt_installer
                 </literallayout>