diff --git a/vulners/vulners.py b/vulners/vulners.py
index c85075a..a89d6ef 100644
--- a/vulners/vulners.py
+++ b/vulners/vulners.py
@@ -432,6 +432,10 @@ def get_kb_updates(self, kbid, fields=default_fields):
                 "os_version",
                 String(description="Windows OS version, like '10.0.19045'"),
             ),
+            (
+                "platform",
+                String(required=False, description="os platform like 'x86'"),
+            ),
             (
                 "kb_list",
                 List(