diff --git a/overlays/default.nix b/overlays/default.nix
index f24acb1..0c94fe9 100644
--- a/overlays/default.nix
+++ b/overlays/default.nix
@@ -11,5 +11,8 @@
     # example = prev.example.overrideAttrs (oldAttrs: rec {
     # ...
     # });
+    river = prev.river.overrideAttrs (oldAttrs: rec {
+      xwaylandSupport = true;
+    });
   };
 }