diff --git a/pkgs/servers/p910nd/default.nix b/pkgs/servers/p910nd/default.nix
index 858b5ed865e5..b6ba368d90d4 100644
--- a/pkgs/servers/p910nd/default.nix
+++ b/pkgs/servers/p910nd/default.nix
@@ -11,6 +11,10 @@ stdenv.mkDerivation rec {
     hash = "sha256-MM4o7d3L3XIRYWJ/KPM2OltlVfVA/BgMuyhJMm/BS3c=";
   };
 
+  postPatch = lib.optionalString stdenv.cc.isClang ''
+    substituteInPlace Makefile --replace gcc clang
+  '';
+
   nativeBuildInputs = [ installShellFiles ];
 
   enableParallelBuilding = true;