diff --git a/reference/mcal/functions/mcal-week-of-year.xml b/reference/mcal/functions/mcal-week-of-year.xml
index 67b38a57e6..91b3ea2f70 100644
--- a/reference/mcal/functions/mcal-week-of-year.xml
+++ b/reference/mcal/functions/mcal-week-of-year.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.2 $ -->
+<!-- $Revision: 1.3 $ -->
 <!-- splitted from ./en/functions/mcal.xml, last change in rev 1.8 -->
   <refentry id='function.mcal-week-of-year'>
    <refnamediv>
@@ -16,6 +16,9 @@
       <methodparam><type>int</type><parameter>month</parameter></methodparam>
       <methodparam><type>int</type><parameter>year</parameter></methodparam>
      </methodsynopsis>
+    <para>
+     &warn.undocumented.func;
+    </para>
    </refsect1>
   </refentry>
 
diff --git a/reference/swf/functions/swf-actionprevframe.xml b/reference/swf/functions/swf-actionprevframe.xml
index 5ef1de5241..b60049fac8 100644
--- a/reference/swf/functions/swf-actionprevframe.xml
+++ b/reference/swf/functions/swf-actionprevframe.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.2 $ -->
+<!-- $Revision: 1.3 $ -->
 <!-- splitted from ./en/functions/swf.xml, last change in rev 1.8 -->
   <refentry id="function.swf-actionprevframe">
    <refnamediv>
@@ -12,6 +12,9 @@
       <type>void</type><methodname>swf_actionprevframe</methodname>
       <void/>
      </methodsynopsis>
+    <para>
+     &warn.undocumented.func;
+    </para>
    </refsect1>
   </refentry>