diff --git a/scripts/lua/modules/recipients/recipients.lua b/scripts/lua/modules/recipients/recipients.lua
index a6c8d9d27a..319181d69d 100644
--- a/scripts/lua/modules/recipients/recipients.lua
+++ b/scripts/lua/modules/recipients/recipients.lua
@@ -266,16 +266,11 @@ end
 -- @param recipient_params A table with endpoint recipient params that will be possibly sanitized
 -- @return A table with a key status which is either "OK" or "failed", and the recipient id assigned to the newly added recipient. When "failed", the table contains another key "error" with an indication of the issue
 function recipients.add_recipient(endpoint_conf_name, endpoint_recipient_name, user_script_categories, minimum_severity, recipient_params)
-
-   -- is_builtin default value is false
-   is_builtin = (is_builtin or false)
-
    local locked = _lock()
    local res = { status = "failed" }
 
    if locked then
       local ec = notification_configs.get_endpoint_config(endpoint_conf_name)
-      local is_builtin_endpoint = ec.endpoint_conf.builtin or false
 
       if ec["status"] == "OK" and endpoint_recipient_name then
 	 -- Is the endpoint already existing?
@@ -301,7 +296,7 @@ function recipients.add_recipient(endpoint_conf_name, endpoint_recipient_name, u
 	       ntop.recipient_register(recipient_id)
 
           -- Set a flag to indicate that a recipient has been created
-          if (not is_builtin_endpoint) and isEmptyString(ntop.getPref(recipients.FIRST_RECIPIENT_CREATED_CACHE_KEY)) then
+          if not ec.endpoint_conf.builtin and isEmptyString(ntop.getPref(recipients.FIRST_RECIPIENT_CREATED_CACHE_KEY)) then
             ntop.setPref(recipients.FIRST_RECIPIENT_CREATED_CACHE_KEY, "1")
           end