diff --git a/overlays/input-flake-packages/default.nix b/overlays/input-flake-packages/default.nix
index 38fcdd0..122c690 100644
--- a/overlays/input-flake-packages/default.nix
+++ b/overlays/input-flake-packages/default.nix
@@ -1,5 +1,5 @@
 { inputs, ... }:
 final: prev: {
-  sheet-organizer = "inputs.sheet-organizer.defaultPackage.${prev.system}";
-  music-reader = "inputs.music-reader.defaultPackage.${prev.system}";
+  sheet-organizer = inputs.sheet-organizer.packages.${prev.system}.default;
+  music-reader = inputs.music-reader.defaultPackage.${prev.system};
 }