diff --git a/ceo-adconfig.php b/ceo-adconfig.php
index e8c927c..cef6cba 100644
--- a/ceo-adconfig.php
+++ b/ceo-adconfig.php
@@ -3,7 +3,7 @@
 <div class="clear"></div>
 <?php
 $tab = '';
-if (isset($_GET['tab'])) $tab = wp_filter_nohtml_kses($_GET['tab']);
+if (isset($_GET['tab'])) $tab = sanitize_key($_GET['tab']);
 if (isset($_REQUEST['action']) && $_REQUEST['action'] == 'comiceasel_reset') {
 	delete_option('comiceasel-config');
 	global $ceo_pluginfo;
diff --git a/ceo-config.php b/ceo-config.php
index 5f5d14e..e481515 100644
--- a/ceo-config.php
+++ b/ceo-config.php
@@ -6,7 +6,7 @@
 <div class="clear"></div>
 <?php
 $tab = '';
-if (isset($_GET['tab'])) $tab = wp_filter_nohtml_kses($_GET['tab']);
+if (isset($_GET['tab'])) $tab = sanitize_key($_GET['tab']);
 if (isset($_REQUEST['action']) && $_REQUEST['action'] == 'comiceasel_reset') {
 	delete_option('comiceasel-config');
 	global $ceo_pluginfo;