diff --git a/src/components/three/ModelViewer.tsx b/src/components/three/ModelViewer.tsx
index ba0effc..e2d08c6 100644
--- a/src/components/three/ModelViewer.tsx
+++ b/src/components/three/ModelViewer.tsx
@@ -640,6 +640,8 @@ function PositionDragHandler() {
 
 
 export function ModelViewerCanvas({ url }: ModelViewerProps) {
+  const positionMode = useModelStore((s) => s.positionMode);
+  const measureMode = useModelStore((s) => s.measureMode);
   return (
     <Canvas
       camera={{ position: [2, 2, 2], fov: 50, near: 0.001, far: 1000 }}
@@ -676,7 +678,7 @@ export function ModelViewerCanvas({ url }: ModelViewerProps) {
         dampingFactor={0.1}
         minDistance={0.05}
         maxDistance={50}
-        enabled={!useModelStore((s) => s.positionMode) && !useModelStore((s) => s.measureMode)}
+        enabled={!positionMode && !measureMode}
       />
     </Canvas>
   );