diff --git a/spryvm/spryui.nim b/spryvm/spryui.nim
index 37f5329..50440e9 100644
--- a/spryvm/spryui.nim
+++ b/spryvm/spryui.nim
@@ -140,14 +140,14 @@ proc addUI*(spry: Interpreter) =
   nimMeth("openFile"):
     var win = WindowNode(evalArgInfix(spry))
     var path = openFile(Window(win.widget))
-    if path.isNil:
+    if path == "":
       spry.nilVal
     else:
       newValue($path)
   nimMeth("saveFile"):
     var win = WindowNode(evalArgInfix(spry))
     var path = saveFile(Window(win.widget))
-    if path.isNil:
+    if path == "":
       spry.nilVal
     else:
       newValue($path)