diff --git a/spec/serializers/web_hook_post_serializer_spec.rb b/spec/serializers/web_hook_post_serializer_spec.rb
index 2f1f487060..6190f8e27e 100644
--- a/spec/serializers/web_hook_post_serializer_spec.rb
+++ b/spec/serializers/web_hook_post_serializer_spec.rb
@@ -7,7 +7,7 @@ RSpec.describe WebHookPostSerializer do
 
   it 'should only include the required keys' do
     count = serializer.as_json.keys.count
-    difference = count - 40
+    difference = count - 41
 
     expect(difference).to eq(0), lambda {
       message = ""