diff --git a/src/kiri-mode/cam/ops.js b/src/kiri-mode/cam/ops.js
index 8f5f586c..1b886f32 100644
--- a/src/kiri-mode/cam/ops.js
+++ b/src/kiri-mode/cam/ops.js
@@ -155,7 +155,7 @@ class OpLevel extends CamOp {
                 poly.reverse();
             }
             poly.forEachPoint((point, pidx) => {
-                camOut(point.clone(), pidx > 0, stepOver);
+                camOut(point.clone(), true, stepOver);
             }, false);
         });
         setPrintPoint(printPoint);
diff --git a/src/kiri-mode/cam/prepare.js b/src/kiri-mode/cam/prepare.js
index e9f0085e..56b3527d 100644
--- a/src/kiri-mode/cam/prepare.js
+++ b/src/kiri-mode/cam/prepare.js
@@ -562,7 +562,7 @@ function prepEach(widget, settings, print, firstPoint, update) {
         opSum += weight;
         if (tool && lastPoint) {
             newLayer();
-            layerPush(printPoint = lastPoint.clone().setZ(zmax + zadd), 0, 0, tool);
+            layerPush(printPoint = lastPoint.clone().setZ(zmax_outer), 0, 0, tool);
             newLayer();
         }
     }