diff --git a/ui/packages/tools/AiMap.vue b/ui/packages/tools/AiMap.vue
index 1ef241e3..5b7d4989 100644
--- a/ui/packages/tools/AiMap.vue
+++ b/ui/packages/tools/AiMap.vue
@@ -96,7 +96,7 @@ export default {
               strokeColor: '#0091ea'
             }))
             this.amap.setMask(mask)
-            this.amap.setPitch(65)
+            this.is3d && this.amap.setPitch(65)
           } else {
             polygons = bounds.map(path => new AMap.Polygon({
               strokeWeight: 1,