diff --git a/Easydict/Feature/ViewController/Window/WindowManager/EZWindowManager.m b/Easydict/Feature/ViewController/Window/WindowManager/EZWindowManager.m
index 639b6abec..d11e00058 100644
--- a/Easydict/Feature/ViewController/Window/WindowManager/EZWindowManager.m
+++ b/Easydict/Feature/ViewController/Window/WindowManager/EZWindowManager.m
@@ -438,6 +438,7 @@ - (void)showFloatingWindow:(EZBaseQueryWindow *)window atPoint:(CGPoint)point {
     // mainWindow has been ordered out before, so we need to order back.
     if ([EZMainQueryWindow isAlive]) {
         [self.mainWindow orderBack:nil];
+        [self.mainWindow close];
     }
 }
 
@@ -906,7 +907,6 @@ - (void)closeFloatingWindow {
     
     if ([EZMainQueryWindow isAlive]) {
         [self.mainWindow orderBack:nil];
-        [self.mainWindow close];
     }
     
     // Move floating window type to second.