diff --git a/pkgs/applications/misc/xmr-stak/default.nix b/pkgs/applications/misc/xmr-stak/default.nix
index 91c8c69fe930..3dbf4467a3a8 100644
--- a/pkgs/applications/misc/xmr-stak/default.nix
+++ b/pkgs/applications/misc/xmr-stak/default.nix
@@ -1,16 +1,11 @@
 { stdenv, stdenvGcc6, lib
 , fetchFromGitHub, cmake, libmicrohttpd_0_9_70, openssl
-, opencl-headers, ocl-icd, hwloc, cudatoolkit
+, opencl-headers, ocl-icd, hwloc
 , devDonationLevel ? "0.0"
-, cudaSupport ? false
 , openclSupport ? true
 }:
 
-let
-  stdenv' = if cudaSupport then stdenvGcc6 else stdenv;
-in
-
-stdenv'.mkDerivation rec {
+stdenv.mkDerivation rec {
   pname = "xmr-stak";
   version = "2.10.8";
 
@@ -23,12 +18,11 @@ stdenv'.mkDerivation rec {
 
   NIX_CFLAGS_COMPILE = "-O3";
 
-  cmakeFlags = lib.optional (!cudaSupport) "-DCUDA_ENABLE=OFF"
+  cmakeFlags = [ "-DCUDA_ENABLE=OFF" ]
     ++ lib.optional (!openclSupport) "-DOpenCL_ENABLE=OFF";
 
   nativeBuildInputs = [ cmake ];
   buildInputs = [ libmicrohttpd_0_9_70 openssl hwloc ]
-    ++ lib.optional cudaSupport cudatoolkit
     ++ lib.optionals openclSupport [ opencl-headers ocl-icd ];
 
   postPatch = ''
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index ed03cb2a9aaa..b0a7d95a7052 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -28556,9 +28556,7 @@ with pkgs;
 
   mod-distortion = callPackage ../applications/audio/mod-distortion { };
 
-  xmr-stak = callPackage ../applications/misc/xmr-stak {
-    stdenvGcc6 = gcc6Stdenv;
-  };
+  xmr-stak = callPackage ../applications/misc/xmr-stak { };
 
   xmrig = callPackage ../applications/misc/xmrig { };