diff --git a/src/item/Item.js b/src/item/Item.js
index 992ed8a0..b42c1d30 100644
--- a/src/item/Item.js
+++ b/src/item/Item.js
@@ -1445,7 +1445,7 @@ var Item = Base.extend(Emitter, /** @lends Item# */{
         if (!children)
             copy.copyAttributes(this);
         // Insert is true by default.
-        if (insert || insert === undefined)
+        if (insert != false) // No double-equal!
             copy.insertAbove(this);
         // Make sure we're not overriding the original name in the same parent
         var name = this._name,
diff --git a/src/item/Layer.js b/src/item/Layer.js
index 2cfe30ea..815f70c1 100644
--- a/src/item/Layer.js
+++ b/src/item/Layer.js
@@ -70,7 +70,7 @@ var Layer = Group.extend(/** @lends Layer# */{
         // Call the group constructor but don't insert yet!
         props.insert = false;
         Group.call(this, props);
-        if (insert || insert === undefined) {
+        if (insert != false) { // No double-equal!
             this._project.addChild(this);
             // When inserted, also activate the layer by default.
             this.activate();
diff --git a/src/item/Shape.js b/src/item/Shape.js
index ea533dcb..817b4aee 100644
--- a/src/item/Shape.js
+++ b/src/item/Shape.js
@@ -180,7 +180,7 @@ var Shape = Item.extend(/** @lends Shape# */{
         // Respect the setting of paper.settings.applyMatrix for new paths:
         if (paper.settings.applyMatrix)
             path.setApplyMatrix(true);
-        if (insert)
+        if (insert != false) // No double-equal!
             path.insertAbove(this);
         return path;
     },
diff --git a/src/path/Path.js b/src/path/Path.js
index 50455d2b..19ba660d 100644
--- a/src/path/Path.js
+++ b/src/path/Path.js
@@ -1504,7 +1504,7 @@ var Path = PathItem.extend(/** @lends Path# */{
             shape._matrix.preConcatenate(this._matrix);
             // Determine and apply the shape's angle of rotation.
             shape.rotate(topCenter.subtract(center).getAngle() + 90);
-            if (insert)
+            if (insert != false) // No double-equal!
                 shape.insertAbove(this);
             return shape;
         }