diff --git a/invesalius/data/viewer_slice.py b/invesalius/data/viewer_slice.py
index 393a06e..5916fdd 100755
--- a/invesalius/data/viewer_slice.py
+++ b/invesalius/data/viewer_slice.py
@@ -426,8 +426,7 @@ class Viewer(wx.Panel):
         pass
         
     def OnLeaveInteractor(self, evt, obj):
-        for slice_data in self.slice_data_list:
-            slice_data.cursor.Show(0)
+        self.slice_data.cursor.Show(0)
         self.interactor.Render()
 
     def SetWLText(self, window_width, window_level):
--
libgit2 0.21.2