diff --git a/pkgs/by-name/pa/paperlib/package.nix b/pkgs/by-name/pa/paperlib/package.nix
index d39e35be942b..61c7fca9818d 100644
--- a/pkgs/by-name/pa/paperlib/package.nix
+++ b/pkgs/by-name/pa/paperlib/package.nix
@@ -12,7 +12,7 @@ let
     fetchurl
       {
         x86_64-darwin = {
-          url = "https://github.com/Future-Scholars/peperlib/releases/download/release-electron-${version}/Paperlib_${version}.dmg";
+          url = "https://github.com/Future-Scholars/paperlib/releases/download/release-electron-${version}/Paperlib_${version}.dmg";
           hash = "sha256-d9vEFx59K15PO7DJYJQ2fjiagqa8oJLtoawILDF9IKc=";
         };
         x86_64-linux = {
@@ -49,6 +49,8 @@ if stdenv.hostPlatform.isDarwin then
       passthru
       ;
 
+    sourceRoot = ".";
+
     nativeBuildInputs = [ undmg ];
 
     installPhase = ''