diff --git a/mycodo/mycodo_flask/templates/pages/function_options/custom_function_options.html b/mycodo/mycodo_flask/templates/pages/function_options/custom_function_options.html
index 2fb5e0f3a..db35a3734 100644
--- a/mycodo/mycodo_flask/templates/pages/function_options/custom_function_options.html
+++ b/mycodo/mycodo_flask/templates/pages/function_options/custom_function_options.html
@@ -285,6 +285,7 @@ <h5>{{_('Measurement Settings')}}</h5>
 
   </form>
 
+  {% set channel_options = false %}
   {% set post_action = "/function" %}
 
   <div id="mod_function_actions_{{each_function.unique_id}}">