diff --git a/data/category-dev b/data/category-dev
index cc7069b3..3b6dd634 100644
--- a/data/category-dev
+++ b/data/category-dev
@@ -87,6 +87,7 @@ gnu.org
 greenend.org.uk
 
 hex.pm
+hexdocs.pm
 ius.io
 jenkins.io
 js.org