diff --git a/app/models/form.rb b/app/models/form.rb
index 48f8e28..8800df3 100644
--- a/app/models/form.rb
+++ b/app/models/form.rb
@@ -18,7 +18,8 @@ class Form < ApplicationRecord
   validates :airtable_api_key, presence: { if: :airtable? }
   validates :airtable_app_key, presence: { if: :airtable? }
   validates :airtable_table, presence: { if: :airtable? }
-  validates :notify_email, presence: true, on: :update
+  validates :notify_email, presence: true, on: :update, allow_blank: true
+
   # TODO: use counter_cache option on association
   def submissions_count
     @submissions_count ||= submissions.count