diff --git a/pkgs/development/libraries/kerberos/heimdal.nix b/pkgs/development/libraries/kerberos/heimdal.nix
index 12cc50e3505c..c0133110d792 100644
--- a/pkgs/development/libraries/kerberos/heimdal.nix
+++ b/pkgs/development/libraries/kerberos/heimdal.nix
@@ -7,6 +7,7 @@ stdenv.mkDerivation rec {
 		sha256 = "1h4x41lpv2abpv5l3yjd58pfzs0kkp5sbnih9iykhwd6sii1iig5";
 	};
 
-	configureFlags = "--enable-shared --disable-static --with-openldap=${openldap}";
+	## ugly, X should be made an option
+	configureFlags = "--enable-shared --disable-static --with-openldap=${openldap} --without-x";
 	propagatedBuildInputs = [ readline db4 openssl openldap cyrus_sasl ];
 }