diff --git a/pkgs/applications/networking/mailreaders/thunderbird/default.nix b/pkgs/applications/networking/mailreaders/thunderbird/default.nix
index 093e7a22b92..ce1335aaff2 100644
--- a/pkgs/applications/networking/mailreaders/thunderbird/default.nix
+++ b/pkgs/applications/networking/mailreaders/thunderbird/default.nix
@@ -69,7 +69,7 @@ stdenv.mkDerivation rec {
                                "--enable-optimize" "--enable-strip" ])
     ++ [
       "--disable-javaxpcom"
-      "--enable-stdcxx-compat" # Avoid dependency on libstdc++ 4.7
+      #"--enable-stdcxx-compat" # Avoid dependency on libstdc++ 4.7
     ]
     ++ stdenv.lib.optional enableOfficialBranding "--enable-official-branding";
   in ''