diff --git a/src/public/icons/favicon.ico b/src/public/icons/favicon.ico
index 30b36d4..1fae1b9 100644
Binary files a/src/public/icons/favicon.ico and b/src/public/icons/favicon.ico differ
diff --git a/src/public/icons/logo16.png b/src/public/icons/logo16.png
index 6dfa7e5..da0bdd7 100644
Binary files a/src/public/icons/logo16.png and b/src/public/icons/logo16.png differ
diff --git a/src/public/icons/logo32.png b/src/public/icons/logo32.png
index e3cad38..fff2ab3 100644
Binary files a/src/public/icons/logo32.png and b/src/public/icons/logo32.png differ
diff --git a/src/public/icons/logo320.png b/src/public/icons/logo320.png
index 82c1bfd..e84b176 100644
Binary files a/src/public/icons/logo320.png and b/src/public/icons/logo320.png differ
diff --git a/src/public/icons/logo512.png b/src/public/icons/logo512.png
index 308f2ef..615fc4a 100644
Binary files a/src/public/icons/logo512.png and b/src/public/icons/logo512.png differ
diff --git a/src/public/icons/logo64.png b/src/public/icons/logo64.png
index 730d5c7..deb8b1e 100644
Binary files a/src/public/icons/logo64.png and b/src/public/icons/logo64.png differ
diff --git a/src/public/icons/logo640.png b/src/public/icons/logo640.png
index eabaf98..edd4493 100644
Binary files a/src/public/icons/logo640.png and b/src/public/icons/logo640.png differ
diff --git a/src/web/_model/main.php b/src/web/_model/main.php
index 6767010..5728932 100644
--- a/src/web/_model/main.php
+++ b/src/web/_model/main.php
@@ -23,7 +23,7 @@ class Main_model extends Model {
 	private function asset_stamp($path): int {
 		$root = $GLOBALS['webroot'];
 		$path = $root . '/../public/' . $path;
-		return filemtime($path);
+		return @filemtime($path);
 	}
 
 	/**
@@ -45,7 +45,8 @@ class Main_model extends Model {
 	public function get_url_full($path): string {
 		$host = $_SERVER['HTTP_HOST'];
 		$base = lang('base_path');
-		$url = "http://{$host}{$base}{$path}";
+		$time = @filemtime($GLOBALS['rootroot'] . '/' . $path);
+		$url = "http://{$host}{$base}{$path}?timestamp={$time}";
 		return $url;
 	}
 
@@ -57,7 +58,8 @@ class Main_model extends Model {
 			return $this->get_url_full($path);
 		}
 		$base = lang('base_path');
-		$url = "{$base}{$path}";
+		$time = @filemtime($GLOBALS['rootroot'] . '/' . $path);
+		$url = "{$base}{$path}?timestamp={$time}";
 		return $url;
 	}
 
diff --git a/src/web/_views/head.php b/src/web/_views/head.php
index e30e05c..ef0d86c 100644
--- a/src/web/_views/head.php
+++ b/src/web/_views/head.php
@@ -14,12 +14,12 @@
 		<meta property="og:site_name" content="<?=lang('domain')?>">
 		<meta property="og:image" content="<?=$this->main->get_url_full('public/icons/logo640.png')?>">
 		<title><?=$title?></title>
-		<link rel="icon" type="image/png" sizes="16x16" href="/public/icons/logo16.png">
-        <link rel="icon" type="image/png" sizes="32x32" href="/public/icons/logo32.png">
-        <link rel="icon" type="image/png" sizes="64x64" href="/public/icons/logo64.png">
-        <link rel="icon" type="image/png" sizes="320x320" href="/public/icons/logo320.png">
-        <link rel="icon" type="image/png" sizes="512x512" href="/public/icons/logo512.png">
-		<link rel="icon" type="image/png" sizes="640x640" href="/public/icons/logo640.png">
+		<link rel="icon" type="image/png" sizes="16x16" href="<?=$this->main->get_url("public/icons/logo16.png")?>">
+        <link rel="icon" type="image/png" sizes="32x32" href="<?=$this->main->get_url("public/icons/logo32.png")?>">
+        <link rel="icon" type="image/png" sizes="64x64" href="<?=$this->main->get_url("public/icons/logo64.png")?>">
+        <link rel="icon" type="image/png" sizes="320x320" href="<?=$this->main->get_url("public/icons/logo320.png")?>">
+        <link rel="icon" type="image/png" sizes="512x512" href="<?=$this->main->get_url("public/icons/logo512.png")?>">
+		<link rel="icon" type="image/png" sizes="640x640" href="<?=$this->main->get_url("public/icons/logo640.png")?>">
 		<link rel="manifest" href="/manifest.json">
 		<?php if($this->main->get_ie_version() <= 7)
 			echo $this->main->link_css('css/legacy.css');
diff --git a/src/web/index.php b/src/web/index.php
index e33e750..eedf913 100644
--- a/src/web/index.php
+++ b/src/web/index.php
@@ -5,6 +5,7 @@ ini_set('html_errors', '1');
 $webroot = dirname(__FILE__);
 $assetroot = realpath(dirname(__FILE__) . '/../assets');
 $publicroot = realpath(dirname(__FILE__) . '/../public');
+$rootroot = realpath(dirname(__FILE__) . '/..');
 $main_model = NULL;
 
 // loadd all third party