diff --git a/notebook_nueva/modelo.py b/notebook_nueva/modelo.py
index c47cbf2..40d5d45 100644
--- a/notebook_nueva/modelo.py
+++ b/notebook_nueva/modelo.py
@@ -43,7 +43,7 @@ battery_holder = (
         [(-67, 5), (0, 5), (0, -12), (-67, -12), (-67, 5)],
         mode="a",
     )
-    .trapezoid(82, 82, 90, mode="a")
+    .trapezoid(83, 83, 90, mode="a")
     .trapezoid(80, 80, 90, mode="s")
     .polygon(
         [(-67, 3), (0, 3), (0, -10), (-67, -10), (-67, 3)],