diff --git a/pkgs/development/python-modules/notebook/default.nix b/pkgs/development/python-modules/notebook/default.nix
index 8a49f761ced..d196b6a6947 100644
--- a/pkgs/development/python-modules/notebook/default.nix
+++ b/pkgs/development/python-modules/notebook/default.nix
@@ -26,6 +26,7 @@
 buildPythonPackage rec {
   pname = "notebook";
   version = "6.0.1";
+  disabled = !isPy3k;
 
   src = fetchPypi {
     inherit pname version;