diff --git a/pkgs/by-name/ja/jasper/package.nix b/pkgs/by-name/ja/jasper/package.nix
index ab2b5844ae4f..fbd8b9f1657d 100644
--- a/pkgs/by-name/ja/jasper/package.nix
+++ b/pkgs/by-name/ja/jasper/package.nix
@@ -16,7 +16,7 @@ stdenv.mkDerivation (finalAttrs: {
     hash = "sha256-IQBszOKou5Q1lgDy2LICHFmOKYJ3/djmuHGNalVHeBQ=";
   };
 
-  outputs = [ "out" "dev" "doc" "lib" "man" ];
+  outputs = [ "out" "doc" "man" ];
 
   nativeBuildInputs = [
     cmake