diff --git a/packages/core/src/utils/graph.ts b/packages/core/src/utils/graph.ts
index 1c3c02b4..9771a9f2 100644
--- a/packages/core/src/utils/graph.ts
+++ b/packages/core/src/utils/graph.ts
@@ -342,7 +342,7 @@ export const getXYZPos = (parentPos: XYZPosition, computedPosition: XYZPosition)
   return {
     x: computedPosition.x + parentPos.x,
     y: computedPosition.y + parentPos.y,
-    z: parentPos.z > computedPosition.z ? parentPos.z : computedPosition.z,
+    z: (parentPos.z > computedPosition.z ? parentPos.z : computedPosition.z) + 1,
   }
 }