diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index e38e93e1dc1d..b2cb8b9f631e 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -7492,6 +7492,7 @@ in {
   };
 
   pythonix = callPackage ../development/python-modules/pythonix {
+    nix = pkgs.nix_2_3;
     meson = pkgs.meson.override { python3 = self.python; };
   };