diff --git a/pkgs/by-name/js/jsduck/package.nix b/pkgs/by-name/js/jsduck/package.nix
index cbfba38ed8c9..b38f3fb15e79 100644
--- a/pkgs/by-name/js/jsduck/package.nix
+++ b/pkgs/by-name/js/jsduck/package.nix
@@ -39,5 +39,8 @@ stdenv.mkDerivation rec {
       nicknovitski
     ];
     platforms = platforms.unix;
+    # rdiscount fails to compile with:
+    # mktags.c:44:1: error: return type defaults to ‘int’ [-Wimplicit-int]
+    broken = true;
   };
 }