diff --git a/src/util/prometheus.js b/src/util/prometheus.js
index 2b382b14155..d7ba3b7c611 100644
--- a/src/util/prometheus.js
+++ b/src/util/prometheus.js
@@ -310,12 +310,6 @@ class Prometheus {
         type: 'counter',
         labelNames: ['destination', 'success'],
       },
-      {
-        name: 'hs_retl_batch_size',
-        help: 'hs_retl_batch_size',
-        type: 'histogram',
-        labelNames: ['destination'],
-      },
       {
         name: 'marketo_bulk_upload_upload_file_jobs',
         help: 'marketo_bulk_upload_upload_file_jobs',