diff --git a/lib/synchronizer.php b/lib/synchronizer.php
index e644eb1..fe3dba9 100644
--- a/lib/synchronizer.php
+++ b/lib/synchronizer.php
@@ -301,6 +301,7 @@ protected static function getFilename($name)
 
         $name = preg_replace('@[\\\\|:<>?*"\'+]@', '', $name);
         $name = strtr($name, '[]/', '()-');
+        $name = strtr($name, ' ', '_');
 
         return ltrim(rtrim($name, ' .'));
     }