diff --git a/htdocs/admin/tools/export.php b/htdocs/admin/tools/export.php
index c471e60423ebe9e583021501ad30412bbab11316..1b65caf280f15b1c3e0ea060a2547083aeb7eaa8 100644
--- a/htdocs/admin/tools/export.php
+++ b/htdocs/admin/tools/export.php
@@ -127,7 +127,7 @@ if ($what == 'mysql')
     if (! empty($dolibarr_main_db_port)) $param.=" -P ".$dolibarr_main_db_port;
     if (! GETPOST("use_transaction"))    $param.=" -l --single-transaction";
     if (GETPOST("disable_fk"))           $param.=" -K";
-    if (GETPOST("sql_compat") && GETPOST("sql_compat") != 'NONE') $param.=" --compatible=".GETPOST("sql_compat","special");
+    if (GETPOST("sql_compat") && GETPOST("sql_compat") != 'NONE') $param.=" --compatible=".GETPOST("sql_compat","alpha");
     if (GETPOST("drop_database"))        $param.=" --add-drop-database";
     if (GETPOST("sql_structure"))
     {
diff --git a/htdocs/core/lib/functions.lib.php b/htdocs/core/lib/functions.lib.php
index b58328583530b9b9158492c7af0b3184729510f3..93710e6602d6d316126945d71aff111ee06249eb 100644
--- a/htdocs/core/lib/functions.lib.php
+++ b/htdocs/core/lib/functions.lib.php
@@ -194,12 +194,6 @@ function GETPOST($paramname,$check='',$method=0)
     		// '../' is dangerous because it allows dir transversals
 		    if (preg_match('/"/',$out)) $out='';
 			else if (preg_match('/\.\.\//',$out)) $out='';
-			else if (preg_match('/(\s)*|(%20)*/',$out)) $out='';
-		}
-		elseif ($check == 'special')
-		{
-			$out=trim($out);
-			if (preg_match('/(\s)*|(%20)*/',$out)) $out='';
 		}
 		elseif ($check == 'array')
 		{