diff --git a/lib/diaspora_federation/validators/person_validator.rb b/lib/diaspora_federation/validators/person_validator.rb
index 525a00c..1ef5210 100644
--- a/lib/diaspora_federation/validators/person_validator.rb
+++ b/lib/diaspora_federation/validators/person_validator.rb
@@ -7,7 +7,7 @@ module DiasporaFederation
 
       rule :diaspora_handle, :diaspora_id
 
-      rule :url, :u_r_i # WTF? :uri -> Uri -> "uninitialized constant Uri", :u_r_i -> URI -> \o/
+      rule :url, :URI
 
       rule :profile, :not_nil