diff --git a/nbdev/config.py b/nbdev/config.py
index f5189d5c0..4dbbc303b 100644
--- a/nbdev/config.py
+++ b/nbdev/config.py
@@ -267,11 +267,16 @@ def show_src(src, lang='python'): return Markdown(f'```{lang}\n{src}\n```')
 
 [tool.uv]
 cache-keys = [{ file = "pyproject.toml" }, { file = "setup.py" }]
+
+[[tool.uv.index]]
+name = "pytorch-cpu"
+url = "https://download.pytorch.org/whl/cpu"
+explicit = true
 """
 
 # %% ../nbs/api/01_config.ipynb #f1c85f45
 _re_version = re.compile(r'^__version__\s*=\s*[\'"]([^\'"]+)[\'"]', re.MULTILINE)
-_re_proj = re.compile(r'^name\s*=\s*".*$', re.MULTILINE)
+_re_proj = re.compile(r'(\[project\](?:\n(?!\[).*)*?\n)name\s*=\s*"[^"]*"')
 _re_reqpy = re.compile(r'^requires-python\s*=\s*".*$', re.MULTILINE)
 _init = '__init__.py'
 _pyproj = 'pyproject.toml'
@@ -320,7 +325,7 @@ def update_proj(path):
     fname = path/_pyproj
     if not fname.exists(): fname.write_text(pyproj_tmpl)
     txt = fname.read_text()
-    txt = _re_proj.sub(f'name = "{get_config().lib_name}"', txt)
+    txt = _re_proj.sub(rf'\1name = "{get_config().lib_name}"', txt)
     txt = _re_reqpy.sub(f'requires-python = ">={get_config().min_python}"', txt)
     fname.write_text(txt)
 
diff --git a/nbs/api/01_config.ipynb b/nbs/api/01_config.ipynb
index 5452731fa..027462344 100644
--- a/nbs/api/01_config.ipynb
+++ b/nbs/api/01_config.ipynb
@@ -622,23 +622,7 @@
    "execution_count": null,
    "id": "6c2a835d",
    "metadata": {},
-   "outputs": [
-    {
-     "data": {
-      "text/markdown": [
-       "```python\n",
-       "print(create_output('text', 'text/plain'))\n",
-       "```"
-      ],
-      "text/plain": [
-       "<IPython.core.display.Markdown object>"
-      ]
-     },
-     "execution_count": null,
-     "metadata": {},
-     "output_type": "execute_result"
-    }
-   ],
+   "outputs": [],
    "source": [
     "show_src(\"print(create_output('text', 'text/plain'))\")"
    ]
@@ -671,6 +655,11 @@
     "\n",
     "[tool.uv]\n",
     "cache-keys = [{ file = \"pyproject.toml\" }, { file = \"setup.py\" }]\n",
+    "\n",
+    "[[tool.uv.index]]\n",
+    "name = \"pytorch-cpu\"\n",
+    "url = \"https://download.pytorch.org/whl/cpu\"\n",
+    "explicit = true\n",
     "\"\"\""
    ]
   },
@@ -683,7 +672,7 @@
    "source": [
     "#| export\n",
     "_re_version = re.compile(r'^__version__\\s*=\\s*[\\'\"]([^\\'\"]+)[\\'\"]', re.MULTILINE)\n",
-    "_re_proj = re.compile(r'^name\\s*=\\s*\".*$', re.MULTILINE)\n",
+    "_re_proj = re.compile(r'(\\[project\\](?:\\n(?!\\[).*)*?\\n)name\\s*=\\s*\"[^\"]*\"')\n",
     "_re_reqpy = re.compile(r'^requires-python\\s*=\\s*\".*$', re.MULTILINE)\n",
     "_init = '__init__.py'\n",
     "_pyproj = 'pyproject.toml'"
@@ -800,7 +789,7 @@
     "    fname = path/_pyproj\n",
     "    if not fname.exists(): fname.write_text(pyproj_tmpl)\n",
     "    txt = fname.read_text()\n",
-    "    txt = _re_proj.sub(f'name = \"{get_config().lib_name}\"', txt)\n",
+    "    txt = _re_proj.sub(rf'\\1name = \"{get_config().lib_name}\"', txt)\n",
     "    txt = _re_reqpy.sub(f'requires-python = \">={get_config().min_python}\"', txt)\n",
     "    fname.write_text(txt)"
    ]
@@ -827,6 +816,28 @@
     "    if get_config().get('update_pyproject', True): update_proj(path.parent)"
    ]
   },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "id": "066be7c6",
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "with tempfile.TemporaryDirectory() as d:\n",
+    "    d = Path(d)\n",
+    "    cfg_text = (pyproj_tmpl.replace('name = \"FILL_IN\"', 'name = \"testpkg\"').replace('requires-python=\"FILL_IN\"', 'requires-python=\">=3.10\"'))\n",
+    "    cfg_text += '\\n[tool.nbdev]\\n'\n",
+    "    (d/_pyproj).write_text(cfg_text)\n",
+    "    (d/'testpkg').mkdir()\n",
+    "\n",
+    "    with working_directory(d):\n",
+    "        update_proj(d)\n",
+    "\n",
+    "    result = (d/_pyproj).read_text()\n",
+    "    assert 'name = \"testpkg\"' in result\n",
+    "    assert 'name = \"pytorch-cpu\"' in result, \"update_proj incorrectly modified the uv index name!\""
+   ]
+  },
   {
    "cell_type": "markdown",
    "id": "63b789b2",