diff --git a/pkgs/tools/system/thermald/default.nix b/pkgs/tools/system/thermald/default.nix
index eb1e8ab5a346..f2fae161daa8 100644
--- a/pkgs/tools/system/thermald/default.nix
+++ b/pkgs/tools/system/thermald/default.nix
@@ -55,6 +55,7 @@ stdenv.mkDerivation rec {
     "--enable-gtk-doc"
     "--with-dbus-sys-dir=${placeholder "out"}/share/dbus-1/system.d"
     "--with-systemdsystemunitdir=${placeholder "out"}/etc/systemd/system"
+    "--disable-werror"
   ];
 
   preConfigure = "NO_CONFIGURE=1 ./autogen.sh";