diff --git a/src/assets/scss/bs-4.3.1/_print.scss b/src/assets/scss/bs-4.3.1/_print.scss
index 61b60b980..f656a2d0b 100755
--- a/src/assets/scss/bs-4.3.1/_print.scss
+++ b/src/assets/scss/bs-4.3.1/_print.scss
@@ -55,11 +55,6 @@
       page-break-inside: avoid;
     }
 
-    //
-    // Printing Tables:
-    // http://css-discuss.incutio.com/wiki/Printing_Tables
-    //
-
     thead {
       display: table-header-group;
     }
diff --git a/src/panels/UserPanel.php b/src/panels/UserPanel.php
index ef7e5b369..b7b75c948 100644
--- a/src/panels/UserPanel.php
+++ b/src/panels/UserPanel.php
@@ -40,7 +40,7 @@ class UserPanel extends Panel
      * Settable: allow, roles, ips, matchCallback, denyCallback.
      * By default deny for everyone. Recommendation: can allow for administrator
      * or developer (if implement) role: ['allow' => true, 'roles' => ['admin']]
-     * @see http://www.yiiframework.com/doc-2.0/guide-security-authorization.html
+     * @see https://www.yiiframework.com/doc-2.0/guide-security-authorization.html
      * @since 2.0.10
      */
     public $ruleUserSwitch = [
@@ -58,7 +58,7 @@ class UserPanel extends Panel
     public $filterModel;
     /**
      * @var array allowed columns for GridView.
-     * @see http://www.yiiframework.com/doc-2.0/yii-grid-gridview.html#$columns-detail
+     * @see https://www.yiiframework.com/doc-2.0/yii-grid-gridview.html#$columns-detail
      * @since 2.0.10
      */
     public $filterColumns = [];