diff --git a/components/config/prefs.rs b/components/config/prefs.rs
index 2561ebf937f..25c59352693 100644
--- a/components/config/prefs.rs
+++ b/components/config/prefs.rs
@@ -299,6 +299,10 @@ mod gen {
                     test: bool,
                     #[serde(default)]
                     glwindow: bool,
+                    hands: {
+                        #[serde(default)]
+                        enabled: bool,
+                    },
                     layers: {
                         enabled: bool,
                     }
diff --git a/resources/prefs.json b/resources/prefs.json
index 980012ea2fd..1d578ee74d6 100644
--- a/resources/prefs.json
+++ b/resources/prefs.json
@@ -34,6 +34,7 @@
   "dom.webvtt.enabled": false,
   "dom.webxr.enabled": true,
   "dom.webxr.glwindow": true,
+  "dom.webxr.hands.enabled": false,
   "dom.webxr.layers.enabled": false,
   "dom.webxr.test": false,
   "dom.worklet.timeout_ms": 10,