diff --git a/documentation/ref-manual/technical-details.xml b/documentation/ref-manual/technical-details.xml
index 68522241a0..addfc89700 100644
--- a/documentation/ref-manual/technical-details.xml
+++ b/documentation/ref-manual/technical-details.xml
@@ -126,8 +126,9 @@
         <title>Classes</title>
 
         <para>
-            Class files (<filename>.bbclass</filename>) contain information that is useful to share
-            between metadata files.
+            Class files (<filename>.bbclass</filename>) contain information that 
+            is useful to share between 
+            <ulink url='&YOCTO_DOCS_DEV_URL;#metadata'>Metadata</ulink> files.
             An example is the Autotools class, which contains
             common settings for any application that Autotools uses.
             The "<link linkend='ref-classes'>Classes</link>" chapter provides details