diff --git a/samples/python2/camshift.py b/samples/python2/camshift.py
index bc96588539..086cc84ffe 100755
--- a/samples/python2/camshift.py
+++ b/samples/python2/camshift.py
@@ -44,6 +44,7 @@ class App(object):
         if event == cv2.EVENT_LBUTTONDOWN:
             self.drag_start = (x, y)
             self.tracking_state = 0
+            return
         if self.drag_start:
             if flags & cv2.EVENT_FLAG_LBUTTON:
                 h, w = self.frame.shape[:2]