--- extensions/common/api/runtime.json.orig	2026-09-25 15:26:43 UTC
+++ extensions/common/api/runtime.json
@@ -104,7 +104,8 @@
             {"name": "android", "description": "Specifies the Android operating system."},
             {"name": "cros", "description": "Specifies the Chrome operating system."},
             {"name": "linux", "description": "Specifies the Linux operating system."},
-            {"name": "openbsd", "description": "Specifies the OpenBSD operating system."}
+            {"name": "openbsd", "description": "Specifies the OpenBSD operating system."},
+            {"name": "freebsd", "description": "Specifies the FreeBSD operating system."}
         ]
       },
       {