diff --git a/docs/source/index.ipynb b/docs/source/index.ipynb
index 454936a..bb610ff 100644
--- a/docs/source/index.ipynb
+++ b/docs/source/index.ipynb
@@ -61,7 +61,7 @@
     "$ py.test --nbval my_notebook.ipynb --sanitize-with my_sanitize_file\n",
     "```\n",
     "\n",
-    "This sanitize file contains a number of REGEX replacements. It is recommended, when removing output for the tests, that you replace the removed output with some sort of marker, this helps with debugging. The following file is written to the folder of this notebook and can be used to santize its outputs:"
+    "This sanitize file contains a number of REGEX replacements. It is recommended, when removing output for the tests, that you replace the removed output with some sort of marker, this helps with debugging. The following file is written to the folder of this notebook and can be used to sanitize its outputs:"
    ]
   },
   {