diff --git a/docs/about/contribute.md b/docs/about/contribute.md
index 1c037fb..7dd384a 100644
--- a/docs/about/contribute.md
+++ b/docs/about/contribute.md
@@ -30,7 +30,7 @@ To create a new entry, copy the content of the [docs/mediums/.template.md](https
 
 ### Markup
 
-Democratic Mediums files are written in [Markdown](https://daringfireball.net/projects/markdown/dingus), a simple markup language that translates to HTML. (When necessary, HTML may be used as well.) For information about how the MkDocs system handles links, metadata, and other content, see [its documentation](https://www.mkdocs.org/user-guide/writing-your-docs/).
+Democratic Mediums files are written in [Markdown](https://commonmark.org/help/), a simple markup language that translates to HTML. (When necessary, HTML may be used as well.) For information about how the MkDocs system handles links, metadata, and other content, see [its documentation](https://www.mkdocs.org/user-guide/writing-your-docs/).
 
 ### Style