diff --git a/htdocs/admin/modules.php b/htdocs/admin/modules.php
index 8fcffe8178b..ac8ff6161a9 100644
--- a/htdocs/admin/modules.php
+++ b/htdocs/admin/modules.php
@@ -4,7 +4,7 @@
  * Copyright (C) 2004-2017	Laurent Destailleur		<eldy@users.sourceforge.net>
  * Copyright (C) 2004		Eric Seigne				<eric.seigne@ryxeo.com>
  * Copyright (C) 2005-2017	Regis Houssin			<regis.houssin@inodbox.com>
- * Copyright (C) 2011		Juanjo Menent			<jmenent@2byte.es>
+ * Copyright (C) 2011-2023	Juanjo Menent			<jmenent@2byte.es>
  * Copyright (C) 2015		Jean-François Ferry		<jfefe@aternatik.fr>
  * Copyright (C) 2015		Raphaël Doursenaud		<rdoursenaud@gpcsolutions.fr>
  * Copyright (C) 2018		Nicolas ZABOURI 		<info@inovea-conseil.com>
@@ -230,7 +230,10 @@ if ($action == 'install') {
 					// Now we install the module
 					if (!$error) {
 						@dol_delete_dir_recursive($dirins.'/'.$modulenameval); // delete the target directory
-						$submodulenamedir = $conf->admin->dir_temp.'/'.$tmpdir.'/htdocs/'.$modulenameval;
+						$submodulenamedir = $conf->admin->dir_temp.'/'.$tmpdir.'/'.$modulenameval;
+						if (!dol_is_dir($modulenamedir)) {
+							$submodulenamedir = $conf->admin->dir_temp.'/'.$tmpdir.'/htdocs/'.$modulenameval;
+						}
 						dol_syslog("We copy now directory ".$submodulenamedir." into target dir ".$dirins.'/'.$modulenameval);
 						$result = dolCopyDir($submodulenamedir, $dirins.'/'.$modulenameval, '0444', 1);
 						if ($result <= 0) {