diff --git a/script/imgtest.py b/script/imgtest.py
index 639fe92..188b215 100644
--- a/script/imgtest.py
+++ b/script/imgtest.py
@@ -10,6 +10,7 @@ from ch.psi.pshell.imaging.Overlays import *
 import ch.psi.pshell.imaging.Pen as Pen
 
 
+
 class MyFilter(Filter):
     def process(self, image, data):
         ip = load_image(image)