Allow qt6 in our packaging
diff --git a/overlays/packages.nix b/overlays/packages.nix
index d238dd7..1acf97f 100644
--- a/overlays/packages.nix
+++ b/overlays/packages.nix
@@ -6,6 +6,7 @@
   extraAttrSets = with final; [
     libsForQt5
     libsForQt5.qt5
+    qt6
   ];
 in
 lib.pipe ../packages [