diff --git a/code/1-documentation-simple/README.md b/code/1-documentation-simple/README.md
index 431e68f..d2d4f72 100644
--- a/code/1-documentation-simple/README.md
+++ b/code/1-documentation-simple/README.md
@@ -33,11 +33,11 @@ I warn you
 ### References
 We add a bibliography file `references.bib` to our repo, and cite things as
 {cite}`Yogi2018`
-See: [Jupyterbook: Citations](https://jupyterbook.org/en/stable/content/citations.html) for more information
+See: [Jupyter-book: Citations](https://jupyterbook.org/en/stable/content/citations.html) for more information
 
 
 ## Bibliography
 ```{bibliography}
 :style: alpha
 :filter: docname in docnames
-```
\ No newline at end of file
+```
diff --git a/code/1-documentation-simple/references.bib b/code/1-documentation-simple/references.bib
index ba3d0db..c0e0587 100644
--- a/code/1-documentation-simple/references.bib
+++ b/code/1-documentation-simple/references.bib
@@ -8,4 +8,4 @@ @inproceedings{Yogi2018
  url = {https://proceedings.neurips.cc/paper_files/paper/2018/file/90365351ccc7437a1309dc64e4db32a3-Paper.pdf},
  volume = {31},
  year = {2018}
-}
\ No newline at end of file
+}
diff --git a/cspell.json b/cspell.json
index 709ab1e..dd3e296 100644
--- a/cspell.json
+++ b/cspell.json
@@ -7,12 +7,16 @@
         "amsmath",
         "autodoc",
         "bibtex",
+        "bibfiles",
         "bioconda",
         "cookiecutter",
         "Cookiecutters",
         "Diataxis",
         "directivename",
+        "docname",
+        "docnames",
         "docstrings",
+        "docutils",
         "Dokken",
         "dolfinx",
         "dollarmath",
diff --git a/docs/documentation.md b/docs/documentation.md
index 81e0569..73e188b 100644
--- a/docs/documentation.md
+++ b/docs/documentation.md
@@ -53,7 +53,7 @@ Jørgen Dokken
 
 ## The README file (continued)
 
-* ### Optional
+- ### Optional
   - Badges
   - Information about how to contribute
   - License information