diff --git a/lib/scheduler/defer.rb b/lib/scheduler/defer.rb
index 9b0d97f8311..9758d95f287 100644
--- a/lib/scheduler/defer.rb
+++ b/lib/scheduler/defer.rb
@@ -128,6 +128,7 @@ module Scheduler
     rescue => ex
       Discourse.handle_job_exception(ex, message: "Processing deferred code queue")
     ensure
+      ActiveRecord::Base.connection.verify!
       ActiveRecord::Base.connection_handler.clear_active_connections!
       if start
         @stats_mutex.synchronize do