diff --git a/customizer.scad b/customizer.scad
index 5043b22..34e9148 100644
--- a/customizer.scad
+++ b/customizer.scad
@@ -599,8 +599,8 @@ $unit=19.05;
 
 // this function doesn't set the key shape, so you can't use it directly without some fiddling
 module regular_polygon_row(n=3, column=0) {
-  $bottom_key_width = $unit - 0.4;
-  $bottom_key_height = $unit - 0.4;
+  $bottom_key_width = $unit - 0.5;
+  $bottom_key_height = $unit - 0.5;
   $width_difference = 0;
   $height_difference = 0;
   $dish_type = "spherical";
diff --git a/src/key_profiles/regular_polygon.scad b/src/key_profiles/regular_polygon.scad
index 483cda1..2f93ca9 100644
--- a/src/key_profiles/regular_polygon.scad
+++ b/src/key_profiles/regular_polygon.scad
@@ -4,8 +4,8 @@ include <../constants.scad>
 
 // this function doesn't set the key shape, so you can't use it directly without some fiddling
 module regular_polygon_row(n=3, column=0) {
-  $bottom_key_width = $unit - 0.4;
-  $bottom_key_height = $unit - 0.4;
+  $bottom_key_width = $unit - 0.5;
+  $bottom_key_height = $unit - 0.5;
   $width_difference = 0;
   $height_difference = 0;
   $dish_type = "spherical";