diff --git a/app/models/event.rb b/app/models/event.rb
index adc7478029be5a0282d3e1efa20120bedbaa5a06..dca373ce68925e22e0c42118ac315315ea54ff3f 100644
--- a/app/models/event.rb
+++ b/app/models/event.rb
@@ -16,7 +16,6 @@ class Event < ActiveRecord::Base
   validates :city, presence: true
   validates :related_region, presence: true
   validates :url, presence: true, format: %r{\Ahttps?:\/\/.*\..*\z}
-  validates :contact, presence: true
   validates :contact, email: true
   validates :submitter, email: true
   validates :tags, presence: true, format: /\A[\p{Alnum}\s-]*\z/
diff --git a/app/views/events/show.html.haml b/app/views/events/show.html.haml
index 69d22861ac5315366bdf30587a85ca86667b085c..34756a03ca0344b22c5b3d75786c20335807f587 100644
--- a/app/views/events/show.html.haml
+++ b/app/views/events/show.html.haml
@@ -40,8 +40,6 @@
         region: @event.region,
         locality: @event.locality,
         url: @event.url,
-        contact: @event.contact,
-        submitter: @event.submitter,
         tags: @event.tags }),
         method: :post do
         %em.fa.fa-copy