diff --git a/reference/classobj/functions/get-class-vars.xml b/reference/classobj/functions/get-class-vars.xml
index 9c79032e31..ac6925c0ab 100644
--- a/reference/classobj/functions/get-class-vars.xml
+++ b/reference/classobj/functions/get-class-vars.xml
@@ -34,10 +34,10 @@
   &reftitle.returnvalues;
   <para>
    Returns an associative array of declared properties visible from the
-   current scope, with their default value, or &false; if the
-   <parameter>class_name</parameter> refers to a non-existent class.
+   current scope, with their default value.
    The resulting array elements are in the form of 
    <literal>varname => value</literal>.
+   In case of an error, it returns &false;.
   </para>
  </refsect1>
  <refsect1 role="changelog">
diff --git a/reference/classobj/functions/get-parent-class.xml b/reference/classobj/functions/get-parent-class.xml
index 1feeb885c7..af52eb17ab 100644
--- a/reference/classobj/functions/get-parent-class.xml
+++ b/reference/classobj/functions/get-parent-class.xml
@@ -38,8 +38,7 @@
   </para>
   <note>
    <para>
-    If the object does not have a parent or a non-existent class name is
-    given, &false; will be returned.
+    If the object does not have a parent or the class given does not exist &false; will be returned.
    </para>
   </note>
   <para>