@@ -0,0 +1,22 @@
+package server
+
+import (
+	"mime"
+	"website/internal/log"
+)
+
+var newMIMEs = map[string]string{
+	".xsl": "text/xsl",
+}
+
+func fixupMIMETypes() {
+	for ext, newType := range newMIMEs {
+		if err := mime.AddExtensionType(ext, newType); err != nil {
+			log.Error("could not update mime type", "ext", ext, "mime", newType)
+		}
+	}
+}
+
+func init() {
+	fixupMIMETypes()
+}