diff --git a/src/renderer/src/views/tool/sphere.vue b/src/renderer/src/views/tool/sphere.vue
index fb63263..834b317 100644
--- a/src/renderer/src/views/tool/sphere.vue
+++ b/src/renderer/src/views/tool/sphere.vue
@@ -110,6 +110,7 @@ const sideChange = o => {
     case 'win':      // 窗口
       break
     case 'over':     // 下课
+      toolStore.isToolWin = false
       ipcMsgSend('tool-sphere:close')
       break
   }