diff --git a/application/controllers/Radio.php b/application/controllers/Radio.php
index 2adfd6bc9..058499325 100644
--- a/application/controllers/Radio.php
+++ b/application/controllers/Radio.php
@@ -97,9 +97,9 @@ class Radio extends CI_Controller {
 					echo '<td><button id="default_radio_btn_' . $row->id . '" class="btn btn-sm btn-primary ld-ext-right" onclick="set_default_radio(' . $row->id . ')">' . __("Set as default radio") . '<div class="ld ld-ring ld-spin"></div></button</td>';
 				} else {
 					if ($defaul_user_radio !== $row->id) {
-						echo '<td><button id="default_radio_btn_' . $row->id . '" class="btn btn-sm btn-primary ld-ext-right" onclick="set_default_radio(' . $row->id . ')">' . __("Set as default radio") . '<div class="ld ld-ring ld-spin"></div></button</td>';
+						echo '<td><button id="default_radio_btn_' . $row->id . '" class="btn btn-sm btn-outline-primary ld-ext-right" onclick="set_default_radio(' . $row->id . ')">' . __("Set as default radio") . '<div class="ld ld-ring ld-spin"></div></button</td>';
 					} else {
-						echo '<td><button id="default_radio_btn_' . $row->id . '" class="btn btn-sm btn-secondary ld-ext-right" onclick="release_default_radio(' . $row->id . ')">' . __("Default (click to release)") . '<div class="ld ld-ring ld-spin"></div></button</td>';
+						echo '<td><button id="default_radio_btn_' . $row->id . '" class="btn btn-sm btn-primary ld-ext-right" onclick="release_default_radio(' . $row->id . ')">' . __("Default (click to release)") . '<div class="ld ld-ring ld-spin"></div></button</td>';
 					}
 				}
 				echo "<td><a href=\"" . site_url('radio/delete') . "/" . $row->id . "\" class=\"btn btn-sm btn-danger\"> <i class=\"fas fa-trash-alt\"></i> " . __("Delete") . "</a></td>";
diff --git a/assets/js/sections/radio.js b/assets/js/sections/radio.js
index 9e2be3327..df160680a 100644
--- a/assets/js/sections/radio.js
+++ b/assets/js/sections/radio.js
@@ -16,6 +16,7 @@ $(document).ready(function () {
 
 function set_default_radio(radio_id) {
     $('#default_radio_btn_' + radio_id).addClass('running').prop('disable', true);
+    $('#default_radio_btn_' + radio_id).removeClass('btn-outline-primary').addClass('btn-primary');
     $.ajax({
         type: 'POST',
         url: base_url + 'index.php/radio/set_default_radio',