diff --git a/pkgs/tools/networking/mailutils/default.nix b/pkgs/tools/networking/mailutils/default.nix
index 8ebe7df35e7..3ac82e51bf8 100644
--- a/pkgs/tools/networking/mailutils/default.nix
+++ b/pkgs/tools/networking/mailutils/default.nix
@@ -51,5 +51,8 @@ stdenv.mkDerivation rec {
 
     # Some of the dependencies fail to build on {cyg,dar}win.
     platforms = stdenv.lib.platforms.gnu;
+
+    # Tests fail since gcc 4.8
+    broken = true;
   };
 }