diff --git a/library/lua/gui/script.lua b/library/lua/gui/script.lua
index e15f6c1b9..bdce2531b 100644
--- a/library/lua/gui/script.lua
+++ b/library/lua/gui/script.lua
@@ -153,7 +153,7 @@ function showMaterialPrompt(title, prompt)
     require('gui.materials').MaterialDialog{
         frame_title = title,
         prompt = prompt,
-        on_select = mkresume(true,
+        on_select = mkresume(true),
         on_cancel = mkresume(false),
         on_close = qresume(nil)
     }:show()