diff --git a/interfaces/webxr.idl b/interfaces/webxr.idl
index 00839eed1a2ab5..ffa9ed4e91abde 100644
--- a/interfaces/webxr.idl
+++ b/interfaces/webxr.idl
@@ -162,7 +162,7 @@ typedef (WebGLRenderingContext or
 
 dictionary XRWebGLLayerInit {
   boolean antialias = true;
-  boolean depth = false;
+  boolean depth = true;
   boolean stencil = false;
   boolean alpha = true;
   boolean multiview = false;