diff --git a/pkgs/misc/themes/gtk2/oxygen-gtk/default.nix b/pkgs/misc/themes/gtk2/oxygen-gtk/default.nix
deleted file mode 100644
index ad13b5f17ab6..000000000000
--- a/pkgs/misc/themes/gtk2/oxygen-gtk/default.nix
+++ /dev/null
@@ -1,24 +0,0 @@
-{ stdenv, fetchurl,
-  cmake, dbus_glib, glib, gtk2, gdk_pixbuf, pkgconfig, xorg }:
-
-stdenv.mkDerivation rec {
-  version = "1.4.6";
-  name = "oxygen-gtk2-${version}";
-
-  src = fetchurl {
-    url = "mirror://kde/stable/oxygen-gtk2/${version}/src/${name}.tar.bz2";
-    sha256 = "09mz4szsz3yswbj0nbw6qzlc5bc4id0f9r6ifm60b5nc8x1l72d2";
-  };
-
-  buildInputs = [ cmake dbus_glib glib gtk2 gdk_pixbuf
-   pkgconfig xorg.libXau xorg.libXdmcp xorg.libpthreadstubs
-   xorg.libxcb xorg.pixman ];
-
-  meta = with stdenv.lib; {
-    description = "Port of the default KDE widget theme (Oxygen), to gtk";
-    homepage = https://projects.kde.org/projects/playground/artwork/oxygen-gtk;
-    license = licenses.lgpl2;
-    maintainers = [ maintainers.goibhniu ];
-    platforms = platforms.linux;
-  };
-}
diff --git a/pkgs/misc/themes/gtk3/oxygen-gtk3/default.nix b/pkgs/misc/themes/gtk3/oxygen-gtk3/default.nix
deleted file mode 100644
index 2cceee62447d..000000000000
--- a/pkgs/misc/themes/gtk3/oxygen-gtk3/default.nix
+++ /dev/null
@@ -1,23 +0,0 @@
-{ stdenv, fetchurl
-, cmake, dbus_glib, glib, gtk3, gdk_pixbuf, pkgconfig, xorg }:
-
-stdenv.mkDerivation rec {
-  version = "1.4.1";
-  name = "oxygen-gtk3-${version}";
-
-  src = fetchurl {
-    url = "mirror://kde/stable/oxygen-gtk3/${version}/src/${name}.tar.bz2";
-    sha256 = "0pd7wjzh5xgd24yg6b2avaiz1aq6rmh13d7c0jclffkmhmy24r0f";
-  };
-
-  buildInputs = [ cmake dbus_glib glib gtk3 gdk_pixbuf
-   pkgconfig xorg.libXau xorg.libXdmcp xorg.libpthreadstubs
-   xorg.libxcb xorg.pixman ];
-
-  meta = with stdenv.lib; {
-    description = "Port of the default KDE widget theme (Oxygen), to gtk 3";
-    homepage = https://projects.kde.org/projects/playground/artwork/oxygen-gtk;
-    license = licenses.lgpl2;
-    platforms = platforms.linux;
-  };
-}
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index ed2d9c99d06a..f5ce3e6a8760 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -16802,12 +16802,6 @@ with pkgs;
 
   albatross = callPackage ../misc/themes/albatross { };
 
-  oxygen-gtk2 = callPackage ../misc/themes/gtk2/oxygen-gtk { };
-
-  oxygen-gtk3 = callPackage ../misc/themes/gtk3/oxygen-gtk3 { };
-
-  oxygen_gtk = oxygen-gtk2; # backwards compatibility
-
   gtk_engines = callPackage ../misc/themes/gtk2/gtk-engines { };
 
   gtk-engine-murrine = callPackage ../misc/themes/gtk2/gtk-engine-murrine { };