diff --git a/default.nix b/default.nix
index 7694580..a260880 100644
--- a/default.nix
+++ b/default.nix
@@ -34,6 +34,7 @@ in
         ps.django-tables2
         ps.pillow
         ps.whoosh
+        ps.markdown-icons
 
         # Django haystack is drunk
         ps.setuptools