diff --git a/post_cap.py b/post_cap.py
index 7bfa30e..df1a2f3 100644
--- a/post_cap.py
+++ b/post_cap.py
@@ -11,6 +11,8 @@ densc = 1020 / 1e6  # ABS
 with BuildPart() as p:
     with BuildSketch(Plane.XZ) as s:
         Rectangle(49, 48 - 8, align=(Align.CENTER, Align.MIN))  # wysokość 40
+        with Locations((0, 40)):
+            Rectangle(9, 8, align=(Align.CENTER, Align.MIN))
         with Locations((4.5, 40)):
             Ellipse(20 , 8)
         split(bisect_by=Plane.YZ)