diff --git a/pkgs/development/libraries/gnutls/default.nix b/pkgs/development/libraries/gnutls/default.nix
index 3e5ba3079f09..a1c1f3f357f4 100644
--- a/pkgs/development/libraries/gnutls/default.nix
+++ b/pkgs/development/libraries/gnutls/default.nix
@@ -40,7 +40,7 @@ stdenv.mkDerivation (rec {
 
   # XXX: Gnulib's `test-select' fails on FreeBSD:
   # http://hydra.nixos.org/build/2962084/nixlog/1/raw .
-  doCheck = (!stdenv.isFreeBSD);
+  doCheck = (!stdenv.isFreeBSD && !stdenv.isDarwin);
 
   meta = {
     description = "The GNU Transport Layer Security Library";
diff --git a/pkgs/development/libraries/nettle/default.nix b/pkgs/development/libraries/nettle/default.nix
index 2a4d89bb4f0c..2e444c321773 100644
--- a/pkgs/development/libraries/nettle/default.nix
+++ b/pkgs/development/libraries/nettle/default.nix
@@ -11,7 +11,7 @@ stdenv.mkDerivation (rec {
   buildInputs = [ gnum4 ];
   propagatedBuildInputs = [ gmp ];
 
-  doCheck = (stdenv.system != "i686-cygwin");
+  doCheck = (stdenv.system != "i686-cygwin" && !stdenv.isDarwin);
 
   enableParallelBuilding = true;