diff --git a/spec/integrity/onceoff_integrity_spec.rb b/spec/integrity/onceoff_integrity_spec.rb
index 7918995448f..3fe53bb9647 100644
--- a/spec/integrity/onceoff_integrity_spec.rb
+++ b/spec/integrity/onceoff_integrity_spec.rb
@@ -4,13 +4,13 @@ require "rails_helper"
 
 describe ::Jobs::Onceoff do
   it "can run all once off jobs without errors" do
-    # load all once offs
-
+    # Load all once offs
     Dir[Rails.root + 'app/jobs/onceoff/*.rb'].each do |f|
       require_relative '../../app/jobs/onceoff/' + File.basename(f)
     end
-    ObjectSpace.each_object(Class).select { |klass| klass < ::Jobs::Onceoff }.each do |j|
-      j.new.execute_onceoff(nil)
-    end
+
+    ObjectSpace.each_object(Class)
+      .select { |klass| klass.superclass == ::Jobs::Onceoff }
+      .each { |job| job.new.execute_onceoff(nil) }
   end
 end