diff --git a/src/HeadlessWrapper.lua b/src/HeadlessWrapper.lua
index 774f3ae214..4305a0850d 100644
--- a/src/HeadlessWrapper.lua
+++ b/src/HeadlessWrapper.lua
@@ -51,6 +51,9 @@ end
 function GetScreenScale()
 	return 1
 end
+function GetVirtualScreenSize()
+	return GetScreenSize()
+end
 function GetDPIScaleOverridePercent()
 	return 1
 end