diff --git a/pkgs/applications/video/byzanz/default.nix b/pkgs/applications/video/byzanz/default.nix
index 79b9ab92ad9a..abacdf7a2d58 100644
--- a/pkgs/applications/video/byzanz/default.nix
+++ b/pkgs/applications/video/byzanz/default.nix
@@ -16,6 +16,8 @@ stdenv.mkDerivation rec {
     ./autogen.sh --prefix=$out
   '';
 
+  NIX_CFLAGS_COMPILE = "-Wno-error=deprecated-declarations";
+
   buildInputs = [ which gnome3.gnome_common glib intltool pkgconfig libtool cairo gtk3 gst_all_1.gstreamer gst_all_1.gst-plugins-base ];
 
   meta = with stdenv.lib; {