diff --git a/scripts/upgrade b/scripts/upgrade
index 5fa528b..13824eb 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -266,9 +266,10 @@ ynh_replace_string --match_string="__APP__" --replace_string="$app" --target_fil
 if [ "$upgrade_type" == "UPGRADE_APP" ]
 then
     ynh_script_progression --message="Upgrading $app with Carton..." --weight=4
-    (cd $final_path
-    ynh_secure_remove --file="$final_path/local"
-    carton install --deployment --without=mysql --without=htpasswd --without=test)
+    pushd "$final_path"
+        ynh_secure_remove --file="$final_path/local"
+        carton install --without=mysql --without=htpasswd --without=test
+    popd
 fi
 
 #=================================================