diff --git a/case/cheapino-top-left.scad b/case/cheapino-top-left.scad
index 1cc6a33..1650361 100644
--- a/case/cheapino-top-left.scad
+++ b/case/cheapino-top-left.scad
@@ -1,6 +1,6 @@
 height = 95.1738;
 width = 132.6134;
-step = 0.06;
+step = 0.04;
 $fn=50;
 
 height_translation = 0;
diff --git a/case/cheapino-top-right.scad b/case/cheapino-top-right.scad
index 98291a2..bd7bd89 100644
--- a/case/cheapino-top-right.scad
+++ b/case/cheapino-top-right.scad
@@ -1,6 +1,6 @@
 height = 95.1738;
 width = 132.6134;
-step = 0.06;
+step = 0.04;
 $fn=50;
 
 height_translation = 0;