diff --git a/notebooks/week-2.ipynb b/notebooks/week-2.ipynb
index a4f9f52..8f682e9 100644
--- a/notebooks/week-2.ipynb
+++ b/notebooks/week-2.ipynb
@@ -51,8 +51,8 @@
    "source": [
     "FunctionDiagramWidget(\n",
     "    N = 2,\n",
-    "    fnames   = ['f', 'g', 'h'],\n",
-    "    setnames = ['X', 'Y', 'Z', 'W'],\n",
+    "    fnames   = ['f', 'g', 'h', 'i', 'j'],\n",
+    "    setnames = ['X', 'Y', 'Z', 'U', 'V', 'W'],\n",
     ").run();"
    ]
   },