5 files changed, 33 insertions, 0 deletions
diff --git a/pkgs/misc/themes/albatross/default.nix b/pkgs/misc/themes/albatross/default.nix
index 969f21d6ec1..965ee82a826 100644
--- a/pkgs/misc/themes/albatross/default.nix
+++ b/pkgs/misc/themes/albatross/default.nix
@@ -22,5 +22,6 @@ stdenv.mkDerivation rec {
     description = "A desktop Suite for Xfce";
     homepage = http://shimmerproject.org/our-projects/albatross/;
     license = stdenv.lib.licenses.gpl2;
+    platforms = stdenv.lib.platforms.unix;
   };
 }
diff --git a/pkgs/misc/themes/blackbird/default.nix b/pkgs/misc/themes/blackbird/default.nix
index 0b907f747a8..5c2d68dfd96 100644
--- a/pkgs/misc/themes/blackbird/default.nix
+++ b/pkgs/misc/themes/blackbird/default.nix
@@ -21,5 +21,6 @@ stdenv.mkDerivation rec {
     homepage = http://github.com/shimmerproject/Blackbird;
     license = with stdenv.lib.licenses; [ gpl2Plus cc-by-nc-sa-30 ];
     maintainers = [ stdenv.lib.maintainers.romildo ];
+    platforms = stdenv.lib.platforms.linux;
   };
 }
diff --git a/pkgs/misc/themes/flat-plat/default.nix b/pkgs/misc/themes/flat-plat/default.nix
new file mode 100644
index 00000000000..0956bc59b42
--- /dev/null
+++ b/pkgs/misc/themes/flat-plat/default.nix
@@ -0,0 +1,29 @@
+{ stdenv, fetchFromGitHub }:
+
+stdenv.mkDerivation rec {
+  name = "flat-plat-gtk-theme-eba3be5";
+
+  src = fetchFromGitHub {
+    owner = "nana-4";
+    repo = "Flat-Plat";
+    rev = "eba3be5eafd1140e1edb8b02411edb2f6c78b0ca";
+    sha256 = "0vfdnrxspdwg4jr025dwjmdcrqnblhlw666v5b7qhkxymibp5j7h";
+  };
+
+  dontBuild = true;
+
+  installPhase = ''
+    mkdir -p $out/share/themes
+    rm .gitignore COPYING README.md
+    cp -r . $out/share/themes
+  '';
+
+  meta = with stdenv.lib; {
+    description = "A Material Design-like flat theme for GTK3, GTK2, and GNOME Shell";
+    homepage = https://github.com/nana-4/Flat-Plat;
+    licence = licenses.gpl2;
+    maintainers = [ maintainers.mounium ];
+    platforms = platforms.all;
+  };
+}
+
diff --git a/pkgs/misc/themes/greybird/default.nix b/pkgs/misc/themes/greybird/default.nix
index 173b392d22a..fbf55cfc529 100644
--- a/pkgs/misc/themes/greybird/default.nix
+++ b/pkgs/misc/themes/greybird/default.nix
@@ -29,5 +29,6 @@ stdenv.mkDerivation rec {
     homepage = http://shimmerproject.org/our-projects/greybird/;
     license = with stdenv.lib.licenses; [ gpl2Plus cc-by-nc-sa-30 ];
     maintainers = [ stdenv.lib.maintainers.romildo ];
+    platforms = stdenv.lib.platforms.linux;
   };
 }
diff --git a/pkgs/misc/themes/orion/default.nix b/pkgs/misc/themes/orion/default.nix
index da46beb0fb0..4872d62ae51 100644
--- a/pkgs/misc/themes/orion/default.nix
+++ b/pkgs/misc/themes/orion/default.nix
@@ -20,5 +20,6 @@ stdenv.mkDerivation {
   meta = {
     homepage = https://github.com/shimmerproject/Orion;
     license = stdenv.lib.licenses.gpl3Plus;
+    platforms = stdenv.lib.platforms.linux;
   };
 }