diff --git a/menus/Opencv/Filters/laplace_plg.py b/menus/Opencv/Filters/laplace_plg.py
index 2f24adb..01fb92a 100644
--- a/menus/Opencv/Filters/laplace_plg.py
+++ b/menus/Opencv/Filters/laplace_plg.py
@@ -1,10 +1,10 @@
 # -*- coding: utf-8 -*
 import cv2
-from imagepy.core.engine import Filter
+from sciapp.action import Filter
 
 class Plugin(Filter):
     title = 'Laplacian'
     note = ['all', 'auto_msk', 'auto_snap']
     
     def run(self, ips, snap, img, para = None):
-        return cv2.Laplacian(img, -1)
\ No newline at end of file
+        return cv2.Laplacian(img, -1)