diff --git a/schema/hardware-metadata.schema.json b/schema/hardware-metadata.schema.json
index e574ca8c7..85ba0c93b 100644
--- a/schema/hardware-metadata.schema.json
+++ b/schema/hardware-metadata.schema.json
@@ -16,7 +16,7 @@
   "$defs": {
     "id": {
       "type": "string",
-      "pattern": "^[a-z0-9_]+(@([A-Z]|[0-9]+|([0-9]+(\\.[0-9]+){1,2})))?$"
+      "pattern": "^[a-z0-9_/]+(@([A-Z]|[0-9]+|([0-9]+(\\.[0-9]+){1,2})))?$"
     },
     "revision": {
       "type": "string",