diff --git a/.DS_Store b/.DS_Store
new file mode 100644
index 0000000..b58b51e
Binary files /dev/null and b/.DS_Store differ
diff --git a/config/initializers/demo.rb b/config/initializers/demo.rb
index de6fb3b..857dc99 100644
--- a/config/initializers/demo.rb
+++ b/config/initializers/demo.rb
@@ -1,5 +1,10 @@
 # frozen_string_literal: true
+if ENV['GOOGLE_DEMO_FORM_ID'].present?
+  GOOGLE_DEMO_FORM = Form.find_by(id: ENV['GOOGLE_DEMO_FORM_ID'])
+end
+
+if ENV['AIRTABLE_DEMO_FORM_ID'].present?
+  AIRTABLE_DEMO_FORM = Form.find_by(id: ENV['AIRTABLE_DEMO_FORM_ID'])
+end
 
-GOOGLE_DEMO_FORM = Form.find_by(id: ENV['GOOGLE_DEMO_FORM_ID'])
-AIRTABLE_DEMO_FORM = Form.find_by(id: ENV['AIRTABLE_DEMO_FORM_ID'])
 AIRTABLE_DEMO_EMBED_URL = ENV['AIRTABLE_DEMO_EMBED_URL']