diff --git a/htdocs/core/class/extrafields.class.php b/htdocs/core/class/extrafields.class.php
index 7b0673848e8..2a45604b5cd 100644
--- a/htdocs/core/class/extrafields.class.php
+++ b/htdocs/core/class/extrafields.class.php
@@ -201,7 +201,7 @@ class ExtraFields
 	 *  @param	array	$moreparams			More parameters. Example: array('css'=>, 'csslist'=>, 'cssview'=>...)
 	 *  @return int      	           		Return integer <=0 if KO, >0 if OK
 	 */
-	private function create($attrname, $type = 'varchar', $length = '255', $elementtype = 'member', $unique = 0, $required = 0, $default_value = '', $param = array(), $perms = '', $list = '0', $computed = '', $help = '', $moreparams = array())
+	private function create($attrname, $type = 'varchar', $length = '255', $elementtype = '', $unique = 0, $required = 0, $default_value = '', $param = array(), $perms = '', $list = '0', $computed = '', $help = '', $moreparams = array())
 	{
 		if ($elementtype == 'thirdparty') {
 			$elementtype = 'societe';
@@ -305,7 +305,7 @@ class ExtraFields
 	 *  @return	int								Return integer <=0 if KO, >0 if OK
 	 *  @throws Exception
 	 */
-	private function create_label($attrname, $label = '', $type = '', $pos = 0, $size = '', $elementtype = 'member', $unique = 0, $required = 0, $param = '', $alwayseditable = 0, $perms = '', $list = '-1', $help = '', $default = '', $computed = '', $entity = '', $langfile = '', $enabled = '1', $totalizable = 0, $printable = 0, $moreparams = array())
+	private function create_label($attrname, $label = '', $type = '', $pos = 0, $size = '', $elementtype = '', $unique = 0, $required = 0, $param = '', $alwayseditable = 0, $perms = '', $list = '-1', $help = '', $default = '', $computed = '', $entity = '', $langfile = '', $enabled = '1', $totalizable = 0, $printable = 0, $moreparams = array())
 	{
 		// phpcs:enable
 		global $conf, $user;
@@ -437,7 +437,7 @@ class ExtraFields
 	 *  @param  string	$elementtype    Element type ('member', 'product', 'thirdparty', 'contact', ...)
 	 *  @return int              		Return integer < 0 if KO, 0 if nothing is done, 1 if OK
 	 */
-	public function delete($attrname, $elementtype = 'member')
+	public function delete($attrname, $elementtype = '')
 	{
 		if ($elementtype == 'thirdparty') {
 			$elementtype = 'societe';
@@ -495,7 +495,7 @@ class ExtraFields
 	 *  @param  string	$elementtype        Element type ('member', 'product', 'thirdparty', ...)
 	 *  @return int              			Return integer < 0 if KO, 0 if nothing is done, 1 if OK
 	 */
-	private function delete_label($attrname, $elementtype = 'member')
+	private function delete_label($attrname, $elementtype = '')
 	{
 		// phpcs:enable
 		global $conf;