diff --git a/wadsrc/static/zscript/engine/base.zs b/wadsrc/static/zscript/engine/base.zs
index ad8dfb9e4..64f5921fe 100644
--- a/wadsrc/static/zscript/engine/base.zs
+++ b/wadsrc/static/zscript/engine/base.zs
@@ -412,7 +412,6 @@ struct Screen native
 	native static Color PaletteColor(int index);
 	native static int GetWidth();
 	native static int GetHeight();
-	native static Vector2 GetTextScreenSize();
 	native static void Clear(int left, int top, int right, int bottom, Color color, int palcolor = -1);
 	native static void Dim(Color col, double amount, int x, int y, int w, int h);