diff --git a/admin-dev/header.inc.php b/admin-dev/header.inc.php
index 26110efc9..86a4aac2d 100644
--- a/admin-dev/header.inc.php
+++ b/admin-dev/header.inc.php
@@ -56,9 +56,6 @@ echo '
 		<script type="text/javascript" src="'._PS_JS_DIR_.'jquery/plugins/chosen/jquery.chosen.js"></script>
 		<link rel="shortcut icon" href="'._PS_IMG_.'favicon.ico" />
 		'.Hook::exec('displayBackOfficeHeader').'
-		<!--[if IE]>
-		<link type="text/css" rel="stylesheet" href="'._PS_CSS_DIR_.'admin-ie.css" />
-		<![endif]-->
 		<style type="text/css">
 			div#header_infos, div#header_infos a#header_shopname, div#header_infos a#header_logout, div#header_infos a#header_foaccess {
 				color:'.(Tools::getBrightness(empty(Context::getContext()->employee->bo_color) ? '#FFFFFF' : Context::getContext()->employee->bo_color) < 128 ? 'white' : '#383838').'
diff --git a/admin-dev/themes/default/template/controllers/login/header.tpl b/admin-dev/themes/default/template/controllers/login/header.tpl
index 4aaad07fb..6bc8a703b 100644
--- a/admin-dev/themes/default/template/controllers/login/header.tpl
+++ b/admin-dev/themes/default/template/controllers/login/header.tpl
@@ -44,9 +44,6 @@
 	{/foreach}
 	<link rel="icon" type="image/vnd.microsoft.icon" href="{$img_dir}favicon.ico" />
 	<link rel="shortcut icon" type="image/x-icon" href="{$img_dir}favicon.ico" />
-	<!--[if IE]>
-	<link type="text/css" rel="stylesheet" href="{$base_url}css/admin-ie.css" />
-	<![endif]-->
 </head>
 <body class="page-topbar">
 	<div id="login">
diff --git a/admin-dev/themes/default/template/header.tpl b/admin-dev/themes/default/template/header.tpl
index 1885701c6..b89855d1f 100644
--- a/admin-dev/themes/default/template/header.tpl
+++ b/admin-dev/themes/default/template/header.tpl
@@ -89,9 +89,6 @@
 	{if isset($displayBackOfficeHeader)}
 		{$displayBackOfficeHeader}
 	{/if}
-	<!--[if IE]>
-	<link type="text/css" rel="stylesheet" href="{$base_url}css/admin-ie.css" />
-	<![endif]-->
 	{if isset($brightness)}
 	<!--
 		/// todo multishop
diff --git a/css/admin-ie.css b/css/admin-ie.css
deleted file mode 100644
index 77a7f4b38..000000000
--- a/css/admin-ie.css
+++ /dev/null
@@ -1,2 +0,0 @@
-fieldset {position:relative;padding-top:25px}
-fieldset legend {position:absolute;top:-0.5em;left:1.1em}
\ No newline at end of file
