diff --git a/pandora_console/include/functions_config.php b/pandora_console/include/functions_config.php
index 393c6a2610..12b8da9991 100644
--- a/pandora_console/include/functions_config.php
+++ b/pandora_console/include/functions_config.php
@@ -1486,7 +1486,7 @@ function config_update_config()
                     // --------------------------------------------------
                     // CUSTOM INTERVAL VALUES
                     // --------------------------------------------------
-                    $interval_values = get_parameter('interval_values');
+                    $interval_values = $config['interval_values'];
 
                     // Add new interval value if is provided.
                     $interval_value = (float) get_parameter('interval_value', 0);
@@ -1528,6 +1528,7 @@ function config_update_config()
                         $interval_values = implode(',', $interval_values_array);
                     }
 
+                    hd($interval_values, true);
                     if (config_update_value('interval_values', $interval_values, true) === false) {
                         $error_update[] = __('Delete interval');
                     }