diff --git a/face_rec.py b/face_rec.py
index 9219f87..719adff 100644
--- a/face_rec.py
+++ b/face_rec.py
@@ -22,14 +22,40 @@ from compreface.service import RecognitionService, DetectionService
 def hide_cursor():
     """隐藏鼠标光标（Linux/X11）"""
     try:
-        import subprocess
-        # 创建空白cursor文件
-        xbm = '/tmp/invisible_cursor.xbm'
-        with open(xbm, 'w') as f:
-            f.write('#define w 1\n#define h 1\n#define hot_x 0\n#define hot_y 0\nstatic char curs[] = {0};')
-        subprocess.run(['xsetroot', '-cursor', xbm, xbm], check=False)
-    except Exception:
-        pass
+        import ctypes
+        from ctypes import cdll, c_char_p, c_void_p, c_int, byref
+        
+        libx11 = cdll.LoadLibrary('libX11.so.6')
+        
+        # 打开 Display
+        display = libx11.XOpenDisplay(None)
+        if not display:
+            print("Cannot open X display")
+            return
+        
+        root = libx11.XDefaultRootWindow(display)
+        
+        # 创建空白 bitmap
+        no_data = b'\x00'
+        bitmap = libx11.XCreateBitmapFromData(display, root, no_data, 8, 8)
+        
+        # 创建完全透明的光标（前景和背景都是0，即透明）
+        black = c_int(0)
+        invisible_cursor = libx11.XCreatePixmapCursor(display, bitmap, bitmap, 
+                                                       byref(black), byref(black), 0, 0)
+        
+        # 设置到根窗口
+        libx11.XDefineCursor(display, root, invisible_cursor)
+        libx11.XFlush(display)
+        
+        print("Cursor hidden successfully")
+        
+        # 清理
+        libx11.XFreeCursor(display, invisible_cursor)
+        libx11.XFreePixmap(display, bitmap)
+        libx11.XCloseDisplay(display)
+    except Exception as e:
+        print(f"Hide cursor error: {e}")
 
 
 class FaceRecognitionSystem: