diff --git a/htdocs/admin/modules.php b/htdocs/admin/modules.php
index dd9909163a6..e7d444e8558 100644
--- a/htdocs/admin/modules.php
+++ b/htdocs/admin/modules.php
@@ -177,9 +177,9 @@ if ($action == 'install' && $allowonlineinstall) {
 			setEventMessages($langs->trans("ErrorFileMustBeADolibarrPackage", $original_file), null, 'errors');
 			$error++;
 		}
-		if (!$error && !preg_match('/^(module[a-zA-Z0-9]*|theme)_.*\-([0-9][0-9\.]*)\.zip$/i', $original_file)) {
+		if (!$error && !preg_match('/^(module[a-zA-Z0-9]*_|theme_|).*\-([0-9][0-9\.]*)(\s\(\d+\)\s)?\.zip$/i', $original_file)) {
 			$langs->load("errors");
-			setEventMessages($langs->trans("ErrorFilenameDosNotMatchDolibarrPackageRules", $original_file, 'module_*-x.y*.zip'), null, 'errors');
+			setEventMessages($langs->trans("ErrorFilenameDosNotMatchDolibarrPackageRules", $original_file, 'modulename-x[.y.z].zip'), null, 'errors');
 			$error++;
 		}
 		if (empty($_FILES['fileinstall']['tmp_name'])) {
diff --git a/htdocs/core/actions_massactions.inc.php b/htdocs/core/actions_massactions.inc.php
index 116d39b1258..7c2c2bdcc1a 100644
--- a/htdocs/core/actions_massactions.inc.php
+++ b/htdocs/core/actions_massactions.inc.php
@@ -1842,7 +1842,7 @@ if (!$error && ($massaction == 'clonetasks' || ($action == 'clonetasks' && $conf
 			exit();
 		}
 	} else {
-		setEventMessages($langs->trans('ErrorNotEnougthPermission'), null, 'errors');
+		setEventMessages($langs->trans('NotEnoughPermissions'), null, 'errors');
 	}
 }
 
diff --git a/htdocs/langs/en_US/errors.lang b/htdocs/langs/en_US/errors.lang
index e83bc83143e..b0947e8291d 100644
--- a/htdocs/langs/en_US/errors.lang
+++ b/htdocs/langs/en_US/errors.lang
@@ -222,7 +222,7 @@ ErrorUserNotAssignedToTask=User must be assigned to task to be able to enter tim
 ErrorTaskAlreadyAssigned=Task already assigned to user
 ErrorModuleFileSeemsToHaveAWrongFormat=The module package seems to have a wrong format.
 ErrorModuleFileSeemsToHaveAWrongFormat2=At least one mandatory directory must exists into zip of module: <strong>%s</strong> or <strong>%s</strong>
-ErrorFilenameDosNotMatchDolibarrPackageRules=The name of the module package (<strong>%s</strong>) does not match expected name syntax: <strong>%s</strong>
+ErrorFilenameDosNotMatchDolibarrPackageRules=The file name of the module package (<strong>%s</strong>) does not match the expected name syntax: <strong>%s</strong>
 ErrorDuplicateTrigger=Error, duplicate trigger name %s. Already loaded from %s.
 ErrorNoWarehouseDefined=Error, no warehouses defined.
 ErrorBadLinkSourceSetButBadValueForRef=The link you use is not valid. A 'source' for payment is defined, but value for 'ref' is not valid.