diff --git a/commerce_autosku.module b/commerce_autosku.module
index 98eecfa..5334980 100644
--- a/commerce_autosku.module
+++ b/commerce_autosku.module
@@ -190,5 +190,8 @@ function _commerce_autosku_default_settings() {
  * API helper to reduce a SKU to a set of allowed characters.
  */
 function commerce_autosku_cleanstring($string) {
+  if(module_exists('transliteration')) {
+    $string = transliteration_get($string);
+  }
   return preg_replace(COMMERCE_AUTOSKU_DISALLOWED, COMMERCE_AUTOSKU_REPLACEMENT, $string);
 }