diff --git a/stepmania/Themes/default/metrics.ini b/stepmania/Themes/default/metrics.ini
index 77a9da9cf6..be1aab94b3 100644
--- a/stepmania/Themes/default/metrics.ini
+++ b/stepmania/Themes/default/metrics.ini
@@ -5117,3 +5117,8 @@ CourseHandsLabelLoseFocusCommand=
 
 [PaneDisplayP2]
 Fallback=PaneDisplayP1
+
+[ScreenSandbox]
+Class=ScreenSandbox
+Fallback=Screen
+