diff --git a/conf/indexer_journal_client.yml b/conf/indexer_journal_client.yml
--- a/conf/indexer_journal_client.yml
+++ b/conf/indexer_journal_client.yml
@@ -1,7 +1,9 @@
-brokers:
-  - kafka
+journal:
+  brokers:
+    - kafka
+  group_id: swh.indexer.journal_client
+
 max_messages: 50
-consumer_id: swh.indexer.journal_client
 
 scheduler:
   cls: remote
diff --git a/services/swh-indexer-journal-client/entrypoint.sh b/services/swh-indexer-journal-client/entrypoint.sh
--- a/services/swh-indexer-journal-client/entrypoint.sh
+++ b/services/swh-indexer-journal-client/entrypoint.sh
@@ -19,7 +19,7 @@
       ;;
     *)
       echo "Starting swh-indexer-journal client"
-      exec wait-for-it kafka:9092 -s --timeout=0 -- python3 -m swh.indexer.journal_client
+      exec wait-for-it kafka:9092 -s --timeout=0 -- swh indexer --config-file /etc/softwareheritage/indexer/journal_client.yml journal-client
       ;;
 esac