diff --git a/power-loader.scad b/power-loader.scad
index 441451f..efbc34c 100644
--- a/power-loader.scad
+++ b/power-loader.scad
@@ -86,7 +86,12 @@ module bottom_part() {
 
 if(part == 0 || part == 1)
 color("#dd08")
-bottom();
+intersection() {
+    bottom();
+
+    translate([0, 0, -1])
+    cylinder(d = 12, h = 5);
+}
 
 module top() {
     for(i = [0:5]) {
@@ -130,7 +135,12 @@ module top_part_hollow() {
 if(part == 0 || part == 2)
 color("#4d48")
 translate([0, 0, bottom_height + part_sep])
-top();
+intersection() {
+    top();
+
+    translate([0, 0, -4])
+    cylinder(d = 12, h = 5);
+}
 
 module connection(hole) {
     sep_hole = hole?part_sep:0;