diff --git a/notebooks/1-local.ipynb b/notebooks/1-local.ipynb
index 3ba8a73d..7cb72eab 100644
--- a/notebooks/1-local.ipynb
+++ b/notebooks/1-local.ipynb
@@ -438,7 +438,9 @@
     }
    ],
    "source": [
-    "with Executor(backend=\"local\", resource_dict={\"cores\": 2}, block_allocation=True) as exe:\n",
+    "with Executor(\n",
+    "    backend=\"local\", resource_dict={\"cores\": 2}, block_allocation=True\n",
+    ") as exe:\n",
     "    fs = exe.submit(calc_mpi, 3)\n",
     "    print(fs.result())"
    ]