diff --git a/pkgs/development/libraries/poly2tri-c/default.nix b/pkgs/development/libraries/poly2tri-c/default.nix
index a3e42b3ae4b2..5799410fe1d6 100644
--- a/pkgs/development/libraries/poly2tri-c/default.nix
+++ b/pkgs/development/libraries/poly2tri-c/default.nix
@@ -12,7 +12,7 @@ stdenv.mkDerivation rec {
   outputs = [ "bin" "out" "dev" ];
 
   src = fetchFromGitHub {
-    owner = "Paul-Browne";
+    owner = "Mattey40";
     repo = "poly2tri-c";
     rev = "p2tc-${version}";
     sha256 = "158vm3wqfxs22b74kqc4prlvjny38qqm3kz5wrgasmx0qciwh0g8";