diff --git a/schema/generated_schema.json b/schema/generated_schema.json
index 66a61cbad..baecb910f 100644
--- a/schema/generated_schema.json
+++ b/schema/generated_schema.json
@@ -329,6 +329,7 @@
                         "100base-tx",
                         "100base-t1",
                         "1000base-t",
+                        "1000base-sx",
                         "1000base-lx",
                         "1000base-tx",
                         "2.5gbase-t",