diff --git a/pkgs/top-level/static.nix b/pkgs/top-level/static.nix
index caea8040620..82708d112f1 100644
--- a/pkgs/top-level/static.nix
+++ b/pkgs/top-level/static.nix
@@ -163,6 +163,7 @@ in {
   };
   mkl = super.mkl.override { enableStatic = true; };
   nix = super.nix.override { enableStatic = true; };
+  nixUnstable = super.nixUnstable.override { enableStatic = true; };
   openssl = (super.openssl_1_1.override { static = true; }).overrideAttrs (o: {
     # OpenSSL doesn't like the `--enable-static` / `--disable-shared` flags.
     configureFlags = (removeUnknownConfigureFlags o.configureFlags);