diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index 10bf1ef..164757f 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -92,9 +92,9 @@ pytest IPython/core/tests/test_alias.py::test_alias_lifecycle
 
 ## Code style
 
-* Before committing run `darker -r 60625f241f298b5039cb2debc365db38aa7bb522 <file path>` to apply selective `black` formatting on modified regions using [darker](https://github.com/akaihola/darker)
+* Before committing, run `darker -r 60625f241f298b5039cb2debc365db38aa7bb522 <file path>` to apply selective `black` formatting on modified regions using [darker](https://github.com/akaihola/darker).
 * For newly added modules or refactors, please enable static typing analysis with `mypy` for the modified module by adding the file path in [`mypy.yml`](https://github.com/ipython/ipython/blob/main/.github/workflows/mypy.yml) workflow.
-* As described in pull requests section, please avoid excessive formatting changes; if formatting-only commit is necessary consider adding its hash to [`.git-blame-ignore-revs`](https://github.com/ipython/ipython/blob/main/.git-blame-ignore-revs) file
+* As described in the pull requests section, please avoid excessive formatting changes; if a formatting-only commit is necessary, consider adding its hash to [`.git-blame-ignore-revs`](https://github.com/ipython/ipython/blob/main/.git-blame-ignore-revs) file.
 
 ## Documentation