diff --git a/core/um-actions-login.php b/core/um-actions-login.php
index 2b782c79..be0a6422 100644
--- a/core/um-actions-login.php
+++ b/core/um-actions-login.php
@@ -158,9 +158,8 @@
 		extract( $args );
 
 		$rememberme = ( isset($args['rememberme']) ) ? 1 : 0;
-
-
-		if ( ( um_get_option('deny_admin_frontend_login')   && ! isset( $_GET['provider'] ) ) && strrpos( um_user('wp_roles' ), 'administrator' ) >= 0 ){
+		
+		if ( ( um_get_option('deny_admin_frontend_login')   && ! isset( $_GET['provider'] ) ) && strrpos( um_user('wp_roles' ), 'administrator' ) !== FALSE ){
 			wp_die( __('This action has been prevented for security measures.','ultimatemember') );
 		}