diff --git a/pkgs/os-specific/darwin/swift-corefoundation/default.nix b/pkgs/os-specific/darwin/swift-corelibs/corefoundation.nix
similarity index 100%
rename from pkgs/os-specific/darwin/swift-corefoundation/default.nix
rename to pkgs/os-specific/darwin/swift-corelibs/corefoundation.nix
diff --git a/pkgs/os-specific/darwin/swift-corelibs/default.nix b/pkgs/os-specific/darwin/swift-corelibs/default.nix
new file mode 100644
index 000000000000..fdc97304528d
--- /dev/null
+++ b/pkgs/os-specific/darwin/swift-corelibs/default.nix
@@ -0,0 +1,8 @@
+{callPackage, stdenv, darwin, xcbuild}:
+
+rec {
+  corefoundation = callPackage ./corefoundation.nix {};
+  libdispatch = callPackage ./libdispatch.nix {
+   inherit (darwin) apple_sdk_sierra xnu;
+  };
+}
diff --git a/pkgs/os-specific/darwin/swift-corelibs/libdispatch.nix b/pkgs/os-specific/darwin/swift-corelibs/libdispatch.nix
new file mode 100644
index 000000000000..bd143b6071ba
--- /dev/null
+++ b/pkgs/os-specific/darwin/swift-corelibs/libdispatch.nix
@@ -0,0 +1,12 @@
+{ stdenv, fetchFromGitHub, cmake, apple_sdk_sierra, xnu-new }:
+
+stdenv.mkDerivation rec {
+  name = "swift-corelibs-libdispatch";
+  src = fetchFromGitHub {
+    owner = "apple";
+    repo = name;
+    rev = "f83b5a498bad8e9ff8916183cf6e8ccf677c346b";
+    sha256 = "1czkyyc9llq2mnqfp19mzcfsxzas0y8zrk0gr5hg60acna6jkz2l";
+  };
+  buildInputs = [ cmake apple_sdk_sierra.sdk xnu-new ];
+}
diff --git a/pkgs/top-level/darwin-packages.nix b/pkgs/top-level/darwin-packages.nix
index 1f8039010d7b..f1854bf60eae 100644
--- a/pkgs/top-level/darwin-packages.nix
+++ b/pkgs/top-level/darwin-packages.nix
@@ -57,12 +57,12 @@ in
 
   stubs = callPackages ../os-specific/darwin/stubs { };
 
-  swift-corefoundation = callPackage ../os-specific/darwin/swift-corefoundation { };
-
   trash = callPackage ../os-specific/darwin/trash { inherit (darwin.apple_sdk) frameworks; };
 
   usr-include = callPackage ../os-specific/darwin/usr-include { };
 
   xcode = callPackage ../os-specific/darwin/xcode { };
 
+  swift-corelibs = callPackages ../os-specific/darwin/swift-corelibs { };
+
 })