diff --git a/pkgs/development/compilers/dmd/default.nix b/pkgs/development/compilers/dmd/default.nix
index 074646f5f416..aced7dce58af 100644
--- a/pkgs/development/compilers/dmd/default.nix
+++ b/pkgs/development/compilers/dmd/default.nix
@@ -171,5 +171,7 @@ stdenv.mkDerivation rec {
     license = licenses.boost;
     maintainers = with maintainers; [ ThomasMader lionello ];
     platforms = [ "x86_64-linux" "i686-linux" "x86_64-darwin" ];
+    # many tests are failing
+    broken = true;
   };
 }