diff --git a/docs/configuration.md b/docs/configuration.md
index fb352a3..d0f4f14 100644
--- a/docs/configuration.md
+++ b/docs/configuration.md
@@ -153,7 +153,7 @@ gh_edit_view_mode: "tree" # "tree" or "edit" if you want the user to jump into t
 _note: `footer_content` is deprecated, but still supported. For a better experience we have moved this into an include called `_includes/footer_custom.html` which will allow for robust markup / liquid-based content._
 
 - the "page last modified" data will only display if a page has a key called `last_modified_date`, formatted in some readable date format
-- `last_edit_time_format` uses Ruby's DateTime formatter; see examples and more information [at this link.](https://apidock.com/ruby/DateTime/strftime)
+- `last_edit_time_format` uses Ruby's DateTime formatter; for examples and information, please refer to the [official Ruby docs on `strftime` formatting](https://docs.ruby-lang.org/en/master/strftime_formatting_rdoc.html)
 - `gh_edit_repository` is the URL of the project's GitHub repository
 - `gh_edit_branch` is the branch that the docs site is served from; defaults to `main`
 - `gh_edit_source` is the source directory that your project files are stored in (should be the same as [site.source](https://jekyllrb.com/docs/configuration/options/))