diff --git a/htdocs/admin/tools/dolibarr_export.php b/htdocs/admin/tools/dolibarr_export.php
index fd3b474c718..8cec13a8311 100644
--- a/htdocs/admin/tools/dolibarr_export.php
+++ b/htdocs/admin/tools/dolibarr_export.php
@@ -512,8 +512,8 @@ print $langs->trans("Compression").':   ';
 $compression=array(
 	'none' => array('function' => '',         'id' => 'radio_compression_none', 'label' => $langs->trans("None")),
 //	'zip'  => array('function' => 'zip_open', 'id' => 'radio_compression_zip',  'label' => $langs->trans("Zip")),		Not open source
-	'gz'   => array('function' => 'gz_open',  'id' => 'radio_compression_gzip', 'label' => $langs->trans("Gzip")),
-	'bz'   => array('function' => 'bz_open',  'id' => 'radio_compression_bzip', 'label' => $langs->trans("Bzip2"))
+	'gz'   => array('function' => 'gzopen',  'id' => 'radio_compression_gzip', 'label' => $langs->trans("Gzip")),
+	'bz'   => array('function' => 'bzopen',  'id' => 'radio_compression_bzip', 'label' => $langs->trans("Bzip2"))
 );
 
 foreach($compression as $key => $val)
diff --git a/htdocs/admin/tools/export.php b/htdocs/admin/tools/export.php
index b621ef35feb..bc602073f77 100644
--- a/htdocs/admin/tools/export.php
+++ b/htdocs/admin/tools/export.php
@@ -115,6 +115,9 @@ if ($what == 'mysql')
 		$param.=" -d";
 	}
 	$relativepathfile='/admin/temp/'.$file;
+	// for compression format, we add extension
+	if ($compression == 'gz') $relativepathfile.='.gz';
+	if ($compression == 'bz') $relativepathfile.='.bz2';
 	$relativepatherr=$relativepathfile.'.err';
 	$outputfile=DOL_DATA_ROOT.$relativepathfile;
 	$outputerror=DOL_DATA_ROOT.$relativepatherr;
@@ -149,8 +152,7 @@ if ($what == 'mysql')
 	if ($compression == 'none') $handle = fopen($outputfile, 'r');
 	if ($compression == 'gz')   $handle = gzopen($outputfile, 'r');
 	if ($compression == 'bz')   $handle = bzopen($outputfile, 'r');
-	$handle = fopen($outputfile, "r");
-	$errormsg = fgets($handle);
+	$errormsg = fgets($handle,10);
 	if ($compression == 'none') fclose($handle);
 	if ($compression == 'gz')   gzclose($handle);
 	if ($compression == 'bz')   bzclose($handle);