diff --git a/nix/base-system/flake.nix b/nix/base-system/flake.nix
index 61a3ddc..d141575 100644
--- a/nix/base-system/flake.nix
+++ b/nix/base-system/flake.nix
@@ -277,6 +277,7 @@ EOF";
             gnumeric = prev.gnumeric.overrideAttrs(oldAttrs: {
                 meta.broken = false;
             });
+            uv = unstablePkgs.uv;
             quint = (pkgs.callPackage ../packages/quint/default.nix {})."@informalsystems/quint";
             quint-lsp = (pkgs.callPackage ../packages/quint/default.nix {})."@informalsystems/quint-language-server";
           })