diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index 592bcbd5b372..5e4995d2d5d8 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -1600,7 +1600,7 @@ let pythonPackages = python.modules // rec {
       sha256 = "1kh4spwgqxm534qlzzf2ijchckvs0pwjxl1irhicjmlg7mybnfvx";
     };
 
-    buildInputs = [ python pkgs.pkgconfig pkgs.libnotify pkgs.pygobject pkgs.pygtk pkgs.glib pkgs.gtk pkgs.dbus_glib ];
+    buildInputs = [ python pkgs.pkgconfig pkgs.libnotify pygobject pygtk pkgs.glib pkgs.gtk pkgs.dbus_glib ];
 
     postInstall = "cd $out/lib/python*/site-packages && ln -s gtk-*/pynotify .";
 
@@ -2850,7 +2850,7 @@ let pythonPackages = python.modules // rec {
     # error: invalid command 'test'
     doCheck = false;
 
-    propagatedBuildInputs = [ pkgs.xlibs.libX11 pkgs.pythonDBus pkgs.pygobject ];
+    propagatedBuildInputs = [ pkgs.xlibs.libX11 pkgs.pythonDBus pygobject ];
 
     meta = {
       description = "High-level, platform independent Skype API wrapper for Python";