diff --git a/preview.py b/preview.py
index acc4a62..62a700a 100644
--- a/preview.py
+++ b/preview.py
@@ -22,7 +22,7 @@ def __init__(self):
         # user local qmlview
         if platform.system() == 'Windows':
             cwd = os.path.dirname(sys.argv[0])
-            self.qmlview = os.path.join(cwd, 'qmlview.exe')
+            self.qmlview = '"' + os.path.join(cwd, 'qmlview.exe') + '"'
         else:
             self.qmlview = './qmlview'