diff --git a/libs/shape.py b/libs/shape.py
index bd07853..9bd3d95 100644
--- a/libs/shape.py
+++ b/libs/shape.py
@@ -199,7 +199,7 @@ def paint(self, painter):
                         text = str(self.idx)
                     if min_y < MIN_Y_LABEL:
                         min_y += MIN_Y_LABEL
-                    painter.drawText(min_x, min_y, text)
+                    painter.drawText(int(min_x), int(min_y), text)
 
             if self.fill:
                 color = self.select_fill_color if self.selected else self.fill_color