diff --git a/scripts/install b/scripts/install
index 23380ab..e1238d3 100644
--- a/scripts/install
+++ b/scripts/install
@@ -172,6 +172,8 @@ ynh_system_user_create $app
 # ...
 #=================================================
 
+chown -R $app: $final_path
+
 pushd $final_path
 ynh_use_nodejs
 sudo -u $app $nodejs_path/npm install "graphql@^0.13.1"