1 files changed, 3 insertions, 0 deletions

diff --git a/app/models/event.rb b/app/models/event.rb
index 7726f9bf..792ab448 100644
--- a/app/models/event.rb
+++ b/app/models/event.rb
@@ -6,6 +6,9 @@ class Event < ApplicationRecord
   acts_as_taggable_on :tags
 
   validates :title, presence: true, unless: -> { node_id.present? }
+  validates :url, :format => { :with => %r{\Ahttps?://}i,
+                               :allow_blank => true,
+                               :message => :must_be_http }
 
   after_save :generate_occurrences