diff --git a/.scripts/pre_panel.py b/.scripts/pre_panel.py
index d761e18..7585870 100644
--- a/.scripts/pre_panel.py
+++ b/.scripts/pre_panel.py
@@ -171,7 +171,7 @@ if __name__ == '__main__':
 
     frame = Frame(panel_json["framing"]["type"], panel_json["framing"]["width"], panel_json["framing"]["space"])
     board = Board(fids, panel_json["layout"].get("rotation", "0deg"), (sourceArea.GetWidth()/PCB_DIV_MM, sourceArea.GetHeight()/PCB_DIV_MM))
-    panel = Panel(panel_json["layout"]["space"], (int(panel_json["layout"]["rows"]), int(panel_json["layout"]["rows"])) ,frame, board)
+    panel = Panel(panel_json["layout"]["space"], (int(panel_json["layout"]["rows"]), int(panel_json["layout"]["cols"])), frame, board)
 
     import pathlib