diff --git a/pkgs/development/libraries/x265/default.nix b/pkgs/development/libraries/x265/default.nix
index 1598fec6194..1feba886764 100644
--- a/pkgs/development/libraries/x265/default.nix
+++ b/pkgs/development/libraries/x265/default.nix
@@ -46,6 +46,8 @@ stdenv.mkDerivation rec {
 
   nativeBuildInputs = [ cmake yasm ];
 
+  NIX_LDFLAGS = "-L${stdenv.cc.libc.out}/lib"; #outputs TODO: this is strange
+
   meta = with stdenv.lib; {
     description = "Library for encoding h.265/HEVC video streams";
     homepage    = http://x265.org;