diff --git a/gui/wxpython/gui_core/toolbars.py b/gui/wxpython/gui_core/toolbars.py
index 47c00fd36fc..d47a850a6a5 100644
--- a/gui/wxpython/gui_core/toolbars.py
+++ b/gui/wxpython/gui_core/toolbars.py
@@ -174,9 +174,10 @@ def EnableLongHelp(self, enable):
                 if tool[0][0] == "":  # separator
                     continue
                 internal_label = tool[0][0]
-            elif tool[0] == "":  # separator
-                continue
-            internal_label = tool[0]
+            else:
+                if tool[0] == "":  # separator
+                    continue
+                internal_label = tool[0]
 
             label = vars(self.widget)[internal_label]
             if enable: