diff --git a/contributors/emails/ayoub@gmail.com b/contributors/emails/ayoub@gmail.com
new file mode 100644
index 000000000000..9fb29b946d84
--- /dev/null
+++ b/contributors/emails/ayoub@gmail.com
@@ -0,0 +1 @@
+Black0Fox0
diff --git a/hermes_cli/web_server.py b/hermes_cli/web_server.py
index 5b3f4482a4d8..dc4914a06f80 100644
--- a/hermes_cli/web_server.py
+++ b/hermes_cli/web_server.py
@@ -746,6 +746,10 @@ _SCHEMA_OVERRIDES: Dict[str, Dict[str, Any]] = {
             "not writable."
         ),
     },
+    "browser.headed": {
+        "type": "boolean",
+        "description": "Run the local browser in headed mode (visible window). Also keeps the window open between turns; idle sessions are still reaped after browser.inactivity_timeout.",
+    },
 }
 
 # Categories with fewer fields get merged into "general" to avoid tab sprawl.