diff --git a/pkgs/by-name/ni/nil/package.nix b/pkgs/by-name/ni/nil/package.nix
index 9d9a59704211a7..2a60b5c08343d3 100644
--- a/pkgs/by-name/ni/nil/package.nix
+++ b/pkgs/by-name/ni/nil/package.nix
@@ -2,7 +2,7 @@
   lib,
   rustPlatform,
   fetchFromGitHub,
-  nixVersions,
+  nix,
   nix-update-script,
 }:
 
@@ -20,9 +20,7 @@ rustPlatform.buildRustPackage rec {
   useFetchCargoVendor = true;
   cargoHash = "sha256-7TR/xTc66WpPszJDrpisVvHXl2+FGrUOskZAkGyY04Q=";
 
-  nativeBuildInputs = [
-    (lib.getBin nixVersions.latest)
-  ];
+  nativeBuildInputs = [ nix ];
 
   env.CFG_RELEASE = version;
 
diff --git a/pkgs/tools/package-management/nix/default.nix b/pkgs/tools/package-management/nix/default.nix
index f6cb97c7d1575b..c5c5e4910ba704 100644
--- a/pkgs/tools/package-management/nix/default.nix
+++ b/pkgs/tools/package-management/nix/default.nix
@@ -201,7 +201,7 @@ in lib.makeExtensible (self: ({
     self_attribute_name = "git";
   };
 
-  latest = self.nix_2_25;
+  latest = self.nix_2_26;
 
   # The minimum Nix version supported by Nixpkgs
   # Note that some functionality *might* have been backported into this Nix version,