diff --git a/mode/xml.py b/mode/xml.py
index 5b75eef..9015d23 100644
--- a/mode/xml.py
+++ b/mode/xml.py
@@ -37,7 +37,7 @@ class XmlCreateTag(method.Method):
 
 class XML(mode.Fundamental):
     modename   = 'XML'
-    extensions = ['.xml', '.xml.in', '.xsl']
+    extensions = ['.xml', '.xml.in', '.xsl', '.xsd']
     grammar    = XMLGrammar
     colors     = {
         'xml_tag.start':        ('default', 'default', 'bold'),