diff --git a/app/code/community/Ho/Import/Model/Import.php b/app/code/community/Ho/Import/Model/Import.php
index 75a1694..974130a 100644
--- a/app/code/community/Ho/Import/Model/Import.php
+++ b/app/code/community/Ho/Import/Model/Import.php
@@ -150,7 +150,7 @@ public function mapLines($lines)
 
         $this->_downloader();
 
-        if ($lines === '0') {
+        if (! $lines) {
             $lines = array(0);
         } else {
             $lines = $lines ? explode(',', $lines) : array();