diff --git a/docs/source/jupyter/multiple_wrappers.ipynb b/docs/source/jupyter/multiple_wrappers.ipynb
index 40ae201..5d094cd 100644
--- a/docs/source/jupyter/multiple_wrappers.ipynb
+++ b/docs/source/jupyter/multiple_wrappers.ipynb
@@ -151,13 +151,14 @@
     }
    ],
    "source": [
+    "from sqlalchemy.engine import URL",
     "print(\"Input data to connect to Postgres table!\")\n",
     "user = input(\"User: \")\n",
     "pwd = getpass(\"Password: \")\n",
     "db_name = input(\"Database name: \")\n",
     "host = input(\"Host: \")\n",
     "port = int(input(\"Port [5432]: \") or 5432)\n",
-    "postgres_url = 'postgres://%s:%s@%s:%s/%s' % (user, pwd, host, port, db_name)"
+    "postgres_url = str(URL.create(\"postgresql\", user, pwd, host=host, port=port, database=db_name))"
    ]
   },
   {
@@ -356,4 +357,4 @@
  "metadata": {},
  "nbformat": 4,
  "nbformat_minor": 2
-}
\ No newline at end of file
+}