diff --git a/PPOCRLabel/libs/shape.py b/PPOCRLabel/libs/shape.py
index 4e0b1f08c65ba04dd2e3fac6db29d3ab67d89f0c..121e43b8aee62dd3e5e0b2e2fbdebf10e775f57b 100644
--- a/PPOCRLabel/libs/shape.py
+++ b/PPOCRLabel/libs/shape.py
@@ -126,8 +126,7 @@ class Shape(object):
             color = self.select_line_color if self.selected else self.line_color
             pen = QPen(color)
             # Try using integer sizes for smoother drawing(?)
-            # no need, it casuses that font is too small in high-resolusion image
-            # pen.setWidth(max(1, int(round(2.0 / self.scale))))
+            pen.setWidth(max(1, int(round(2.0 / self.scale))))
             painter.setPen(pen)
 
             line_path = QPainterPath()