diff --git a/data/common/common.yaml b/data/common/common.yaml
--- a/data/common/common.yaml
+++ b/data/common/common.yaml
@@ -2385,6 +2385,7 @@
   storage: "%{alias('swh::deploy::worker::storage::pipeline')}"
   max_content_size: "%{alias('swh::deploy::worker::loader::max_content_size')}"
   celery:
+    task_acks_late: true
     task_broker: "%{alias('swh::deploy::worker::task_broker')}"
     task_queues:
       # git