diff --git a/functions/mcal.xml b/functions/mcal.xml
index b41c6f3758..078982c3e4 100644
--- a/functions/mcal.xml
+++ b/functions/mcal.xml
@@ -294,12 +294,13 @@
     <funcsynopsis>
      <funcprototype>
       <funcdef>int <function>mcal_delete_event</function></funcdef>
-      <paramdef>int <parameter>uid</parameter></paramdef>
+      <paramdef>int <parameter>mcal_stream</parameter></paramdef>
+      <paramdef>int <parameter><optional>event_id</optional></parameter></paramdef>
      </funcprototype>
     </funcsynopsis>
     <para>  
      <function>mcal_delete_event</function> deletes the calendar event
-     specified by the uid.</para>
+     specified by the event_id.</para>
     <para>
      Returns true.</para>
    </refsect1>
@@ -627,7 +628,7 @@
     </funcsynopsis>
     <para>  
      <function>mcal_is_leap_year</function> returns 1 if the given
-     year is a leap year, 1 if not.</para>
+     year is a leap year, 0 if not.</para>
    </refsect1>
   </refentry>