diff --git a/scripts/install b/scripts/install
index ff7bc35..da00956 100755
--- a/scripts/install
+++ b/scripts/install
@@ -28,7 +28,7 @@ domain=$YNH_APP_ARG_DOMAIN
 path_url=$YNH_APP_ARG_PATH
 is_public=$YNH_APP_ARG_IS_PUBLIC
 app=$YNH_APP_INSTANCE_NAME
-upstream_version=$YNH_APP_MANIFEST_VERSION
+upstream_version=$(ynh_app_upstream_version)
 
 #=================================================
 # CHECK IF THE APP CAN BE INSTALLED WITH THESE ARGS