diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index 11c83fb05..304c882a9 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -83,4 +83,4 @@ clang-format -i -style=file tool/net/redbean.c
 ```
 
 If you use Emacs this can be automated on save for Cosmopolitan using
-[tool/emacs/cosmo-format.el]([tool/emacs/cosmo-format.el]).
+[tool/emacs/cosmo-format.el](tool/emacs/cosmo-format.el).