diff --git a/script/helm/garage/templates/configmap.yaml b/script/helm/garage/templates/configmap.yaml
index bfcd5d8c..851754e7 100644
--- a/script/helm/garage/templates/configmap.yaml
+++ b/script/helm/garage/templates/configmap.yaml
@@ -7,6 +7,7 @@ data:
     metadata_dir = "{{ .Values.garage.metadataDir }}"
     data_dir = "{{ .Values.garage.dataDir }}"
 
+    db_engine = "{{ .Values.garage.dbEngine }}"
     replication_mode = "{{ .Values.garage.replicationMode }}"
 
     rpc_bind_addr = "{{ .Values.garage.rpcBindAddr }}"