diff --git a/pkgs/applications/altcoins/bitcoin-abc.nix b/pkgs/applications/altcoins/bitcoin-abc.nix
index 665b88bfd32..a113aadcd62 100644
--- a/pkgs/applications/altcoins/bitcoin-abc.nix
+++ b/pkgs/applications/altcoins/bitcoin-abc.nix
@@ -1,5 +1,5 @@
 { stdenv, fetchFromGitHub, pkgconfig, autoreconfHook, openssl, db48, boost
-, zlib, miniupnpc, qtbase, qttools, utillinux, protobuf, qrencode, libevent
+, zlib, miniupnpc, qtbase ? null , qttools ? null, utillinux, protobuf, qrencode, libevent
 , withGui }:
 
 with stdenv.lib;
diff --git a/pkgs/applications/altcoins/bitcoin-classic.nix b/pkgs/applications/altcoins/bitcoin-classic.nix
index 471e5a687af..9a2145d91cf 100644
--- a/pkgs/applications/altcoins/bitcoin-classic.nix
+++ b/pkgs/applications/altcoins/bitcoin-classic.nix
@@ -1,5 +1,5 @@
 { stdenv, fetchFromGitHub, pkgconfig, autoreconfHook, openssl, db48, boost
-, zlib, miniupnpc, qtbase, qttools, utillinux, protobuf, qrencode, libevent
+, zlib, miniupnpc, qtbase ? null, qttools ? null, utillinux, protobuf, qrencode, libevent
 , withGui }:
 
 with stdenv.lib;