diff --git a/core/module/install/install.php b/core/module/install/install.php
index f9b2c001..9a8c34a5 100644
--- a/core/module/install/install.php
+++ b/core/module/install/install.php
@@ -199,14 +199,14 @@ class install extends common {
 				// URL sur le git
 				//$newVersion = helper::urlGetContents('https://zwiicms.fr/update/' . common::ZWII_UPDATE_CHANNEL . '/version');
 				file_put_contents(self::TEMP_DIR.'update.tar.gz', helper::urlGetContents(common::ZWII_UPDATE_URL . common::ZWII_UPDATE_CHANNEL . '/update.tar.gz'));
-				$md5a = helper::urlGetContents(common::ZWII_UPDATE_URL . common::ZWII_UPDATE_CHANNEL . '/update.md5');
-				$md5b = md5_file(self::TEMP_DIR.'update.tar.gz');
-				$success = $md5a === $md5b;
+				$md5origin = helper::urlGetContents(common::ZWII_UPDATE_URL . common::ZWII_UPDATE_CHANNEL . '/update.md5');
+				$md5origin = (explode(' ',$md5origin));
+				$md5target = md5_file(self::TEMP_DIR.'update.tar.gz');
 				// Valeurs en sortie
 				$this->addOutput([
 					'display' => self::DISPLAY_JSON,
 					'content' => [
-						'success' => $success,
+						'success' => $md5origin[0] === $md5target,
 						'data' => null
 					]
 				]);