diff --git a/device-types/Juniper/EX4500-40F.yaml b/device-types/Juniper/EX4500-40F.yaml
index 246cc5e2a..9df9d8e96 100644
--- a/device-types/Juniper/EX4500-40F.yaml
+++ b/device-types/Juniper/EX4500-40F.yaml
@@ -1,6 +1,7 @@
 manufacturer: Juniper
 model: EX4500-40F
 slug: ex4500-40f
+part_number: 'EX4500-40F-VC1-BF-C'
 u_height: 2
 is_full_depth: true
 interfaces: