diff --git a/lib/good_job.rb b/lib/good_job.rb
index 09126c13..3d7cf880 100644
--- a/lib/good_job.rb
+++ b/lib/good_job.rb
@@ -272,7 +272,7 @@ def self.perform_inline(queue_string = "*", limit: nil)
   # Tests whether GoodJob can be safely upgraded to v4
   # @return [Boolean]
   def self.v4_ready?
-    GoodJob::Job.discrete_support? && GoodJob::Job.where(finished_at: nil).where(is_discrete: [nil, false]).none?
+    GoodJob.migrated? && GoodJob::Job.discrete_support? && GoodJob::Job.where(finished_at: nil).where(is_discrete: [nil, false]).none?
   end
 
   # Deprecator for providing deprecation warnings.