diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index 72a8f7e..3df8919 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -9,22 +9,22 @@ For code of this repo in `.js` files, stick to a textwidth of 80.
 The commit message format is as follows:
 
 ```
-Tag: Short description
+tag: short description
 
 Longer description here if necessary
 ```
 
-The `Tag` should be one of the following:
+The `tag` should be one of the following:
 
-- `Fix` - for a bug fix.
-- `Update` - for a backwards compatible enhancement.
-- `Feature` (formerly also `New`) - for a new feature.
-- `Breaking` - for a backwards-incompatible enhancement or feature.
-- `Perf` - for a code change that improves performance.
-- `Refactor` - for a code change that neither fixes a bug nor adds a feature (nor is `Perf`).
-- `Build` - for changes that affect the build system or external dependencies.
-- `Test` - for adding or correcting tests.
-- `Docs` - for changes to documentation only.
-- `Other` - for anything that isn't covered by the tags above.
+- `fix` - for a bug fix.
+- `update` - for a backwards compatible enhancement.
+- `feature` (formerly also `New`) - for a new feature.
+- `breaking` - for a backwards-incompatible enhancement or feature.
+- `perf` - for a code change that improves performance.
+- `refactor` - for a code change that neither fixes a bug nor adds a feature (nor is `perf`).
+- `build` - for changes that affect the build system or external dependencies.
+- `test` - for adding or correcting tests.
+- `docs` - for changes to documentation only.
+- `other` - for anything that isn't covered by the tags above.
 
 Those tags are an adapted version of the tags eslint (<https://eslint.org/docs/developer-guide/contributing/pull-requests#step-2-make-your-changes>) and of the tags Angular (<https://github.com/angular/angular/blob/master/CONTRIBUTING.md#type>) uses.