diff --git a/tosca-configs/att-workflow/bbwf-fabric.yaml b/tosca-configs/att-workflow/bbwf-fabric.yaml
index 66d3d86..c044477 100755
--- a/tosca-configs/att-workflow/bbwf-fabric.yaml
+++ b/tosca-configs/att-workflow/bbwf-fabric.yaml
@@ -197,7 +197,7 @@
       properties:
         serial_number: ADTN17510028
         pon_port_id: 5
-        device_id: of:00000024454A6BE4
+        device_id: of:00000024454a6be4
       requirements:
         - owner:
             node: service#att