Update app.py

app.py

@@ -61,11 +61,11 @@ filter_list = pn.widgets.MultiChoice(
     placeholder="Search Topics"
 )
 
-# Callback to remove the clicked header button and add it back to the filter list
+# Callback to remove the clicked header button and add it back to the filter list options
 def remove_from_header(event):
     button_name = event.name
-    buttons_to_add.remove(button_name)  # Remove from the header buttons list
     filter_list.options.append(button_name)  # Add back to the filter list options
+    buttons_to_add.remove(button_name)  # Remove from the header buttons list
     update_header()  # Update the header and filter list
 
 # Layout using Template