diff --git a/environments/production/app-processes.yml b/environments/production/app-processes.yml
index 4ddf722d43..ab3e8b1511 100644
--- a/environments/production/app-processes.yml
+++ b/environments/production/app-processes.yml
@@ -58,7 +58,7 @@ celery_processes:
       prefetch_multiplier: 1
     repeat_record_datasource_queue:
       pooling: gevent
-      concurrency: 12
+      concurrency: 8
       prefetch_multiplier: 1
     saved_exports_queue:
       concurrency: 3