diff --git a/pkgs/by-name/ri/river-classic/package.nix b/pkgs/by-name/ri/river-classic/package.nix
index 42d82834a8ec..36672107c75f 100644
--- a/pkgs/by-name/ri/river-classic/package.nix
+++ b/pkgs/by-name/ri/river-classic/package.nix
@@ -71,6 +71,7 @@ stdenv.mkDerivation (finalAttrs: {
 
   postInstall = ''
     install contrib/river.desktop -Dt $out/share/wayland-sessions
+    install -Dm755 example/init -t $out/example/
   '';
 
   doInstallCheck = true;