diff --git a/pkgs/development/python-modules/pyqt/default.nix b/pkgs/development/python-modules/pyqt/default.nix
index d95ec6025a7..45d693eca6f 100644
--- a/pkgs/development/python-modules/pyqt/default.nix
+++ b/pkgs/development/python-modules/pyqt/default.nix
@@ -3,8 +3,8 @@
 stdenv.mkDerivation {
   name = "pyqt-x11-gpl-4.6";
   src = fetchurl {
-    url = http://www.riverbankcomputing.co.uk/static/Downloads/PyQt4/PyQt-x11-gpl-4.6.tar.gz;
-    sha256 = "0an7fadypsz4wyrss4f6ysb6gjgl3ygrchx94vbnc146jpfy7p19";
+    url = http://pyqwt.sourceforge.net/support/PyQt-x11-gpl-4.5.4.tar.gz; # Not downloading from riverbank, since they remove older releases
+    sha256 = "1a55zng6yhnbk5swc02bkbyccdgf0f0v94yxk9v5a43hv9xnrl5k";
   };
   configurePhase = "python ./configure.py --confirm-license -b $out/bin -d $out/lib/python2.5/site-packages -v $out/share/sip -p $out/plugins";
   buildInputs = [ python sip qt4 ];