diff --git a/language.go b/language.go
index 3e24613..f6118a4 100644
--- a/language.go
+++ b/language.go
@@ -164,6 +164,7 @@ var Exts map[string]string = map[string]string{
 	"vcproj":      "vcproj",
 	"vim":         "vim",
 	"xml":         "xml",
+	"xsd":         "XSD",
 	"xsl":         "xsl",
 	"xslt":        "xsl",
 	"wxs":         "wxs",
diff --git a/main.go b/main.go
index 8c28002..304d22d 100644
--- a/main.go
+++ b/main.go
@@ -140,6 +140,7 @@ func main() {
 	vim_script := NewLanguage("Vim script", "\"", "", "")
 	wix := NewLanguage("WiX", "<!--", "<!--", "-->")
 	xml := NewLanguage("XML", "<!--", "<!--", "-->")
+	xsd := NewLanguage("XSD", "<!--", "<!--", "-->")
 	xsl := NewLanguage("XSLT", "<!--", "<!--", "-->")
 	yaml := NewLanguage("YAML", "#", "", "")
 	yacc := NewLanguage("Yacc", "//", "/*", "*/")
@@ -235,6 +236,7 @@ func main() {
 		"wxs":         wix,
 		"xml":         xml,
 		"xsl":         xsl,
+		"XSD":         xsd,
 		"yaml":        yaml,
 		"y":           yacc,
 		"zsh":         zsh,