diff --git a/invesalius/gui/default_viewers.py b/invesalius/gui/default_viewers.py
index 4793422..363c30b 100755
--- a/invesalius/gui/default_viewers.py
+++ b/invesalius/gui/default_viewers.py
@@ -219,7 +219,7 @@ class VolumeToolPanel(wx.Panel):
 
         ISOMETRIC_BMP = wx.Bitmap("../icons/view_isometric.png", wx.BITMAP_TYPE_PNG)
         item7 = wx.MenuItem(menu, 6, "Isometric")
-        item7.SetBitmap(LEFT_BMP)
+        item7.SetBitmap(ISOMETRIC_BMP)
 
         self.Bind(wx.EVT_MENU, self.OnMenu)
 
--
libgit2 0.21.2