diff --git a/pkgs/development/libraries/ntrack/default.nix b/pkgs/development/libraries/ntrack/default.nix
index a2361b0188eb..c0a73fa984e7 100644
--- a/pkgs/development/libraries/ntrack/default.nix
+++ b/pkgs/development/libraries/ntrack/default.nix
@@ -16,6 +16,9 @@ stdenv.mkDerivation rec {
 
   nativeBuildInputs = [ pkgconfig python ];
 
+  # error: ISO C does not support '__FUNCTION__' predefined identifier [-Werror=pedantic]
+  NIX_CFLAGS_COMPILE = [ "-Wno-error" ];
+
   configureFlags = [ "--without-gobject" "CFLAGS=--std=gnu99" ];
 
   # Remove this patch after version 016