1 files changed, 2 insertions, 2 deletions
diff --git a/pkgs/development/compilers/seexpr/default.nix b/pkgs/development/compilers/seexpr/default.nix
index 7fc1fc7b1b6..5dfa08c4572 100644
--- a/pkgs/development/compilers/seexpr/default.nix
+++ b/pkgs/development/compilers/seexpr/default.nix
@@ -1,5 +1,5 @@
 { lib, stdenv, fetchFromGitHub, cmake, libpng, zlib, qt4,
-bison, flex, libGLU, pythonPackages
+bison, flex, libGLU, python2Packages
 }:
 
 stdenv.mkDerivation {
@@ -13,7 +13,7 @@ stdenv.mkDerivation {
   };
 
   nativeBuildInputs = [ cmake ];
-  buildInputs = [ libGLU libpng zlib qt4 pythonPackages.pyqt4 bison flex ];
+  buildInputs = [ libGLU libpng zlib qt4 python2Packages.pyqt4 bison flex ];
   meta = with lib; {
     description = "Embeddable expression evaluation engine from Disney Animation";
     homepage = "https://www.disneyanimation.com/technology/seexpr.html";