diff --git a/reference/spl/functions/spl-autoload-register.xml b/reference/spl/functions/spl-autoload-register.xml
index d0eefa8763..b0098e8501 100644
--- a/reference/spl/functions/spl-autoload-register.xml
+++ b/reference/spl/functions/spl-autoload-register.xml
@@ -18,10 +18,12 @@
    is not yet activated it will be activated.  
   </para>
   <para>
-   If your code has an existing __autoload function then this function must
-   be explicitly registered on the __autoload stack. This is because
-   spl_autoload_register() will effectively replace the engine cache for
-   the __autoload function by either spl_autoload() or spl_autoload_call().
+   If your code has an existing <function>__autoload</function> function then
+   this function must be explicitly registered on the __autoload stack. This
+   is because <function>spl_autoload_register</function> will effectively
+   replace the engine cache for the <function>__autoload</function> function
+   by either <function>spl_autoload</function> or
+   <function>spl_autoload_call</function>.
   </para>
   <para>
    If there must be multiple autoload functions, <function>spl_autoload_register</function>