diff --git a/docs/source/notebooks/tutorial1.ipynb b/docs/source/notebooks/tutorial1.ipynb
index abfb586a3576011dc50df1735b5c07d098ffe75c..b0f99f4513f83bae657e70cec42a6884d4f8d044 100644
--- a/docs/source/notebooks/tutorial1.ipynb
+++ b/docs/source/notebooks/tutorial1.ipynb
@@ -60,7 +60,7 @@
     "\n",
     "### Customizing the DART namelist\n",
     "By default, the DART namelist of the build directory will be used (copied). \n",
-    "If you want to modify any parameters, specify your changes in a python dictionary like below. For a description of the parameters, see `the official DART documentation <https://docs.dart.ucar.edu/>`_.\n",
+    "If you want to modify any parameters, specify your changes in a python dictionary like below. For a description of the parameters, see [the official DART documentation](https://docs.dart.ucar.edu/).\n",
     "```python\n",
     "exp.dart_nml = {'&assim_tools_nml':\n",
     "                    dict(filter_kind='1',\n",