diff --git a/functions/var.xml b/functions/var.xml
index c8d84483d7..a1aa242259 100644
--- a/functions/var.xml
+++ b/functions/var.xml
@@ -60,7 +60,7 @@ print $double_value_of_var; // prints 122.34343
     <para>
      This is the opposite of 
      <literal>(boolean) <parameter>var</parameter></literal>,
-     exept that no warning is generated when the variable is not set.
+     except that no warning is generated when the variable is not set.
      See <link linkend="language.types.boolean.casting">converting 
      to boolean</link> for more information.
     </para>