diff --git a/src/viewport-three/ViewportCanvas.tsx b/src/viewport-three/ViewportCanvas.tsx
index 9c4533e0..5478979b 100644
--- a/src/viewport-three/ViewportCanvas.tsx
+++ b/src/viewport-three/ViewportCanvas.tsx
@@ -86,6 +86,7 @@ export function ViewportCanvas({
   focusSelection,
   onSelectionChange,
   onCreateBoxBrush,
+  onCommitPlacement,
   onToolPreviewChange
 }: ViewportCanvasProps) {
   const containerRef = useRef<HTMLDivElement | null>(null);