diff --git a/tests/flake.nix b/tests/flake.nix
index 41b5ff3..e16f897 100644
--- a/tests/flake.nix
+++ b/tests/flake.nix
@@ -1,6 +1,6 @@
 {
   inputs = {
-    nixpkgs.url = "github:nixos/nixpkgs/nixos-25.11";
+    nixpkgs.url = "github:nixos/nixpkgs/nixos-24.11";
     flake-utils.url = "github:numtide/flake-utils";
     rust-overlay = {
       url = "github:oxalica/rust-overlay";
@@ -15,7 +15,14 @@
         pkgs = import nixpkgs { inherit system overlays; };
       in {
         devShells.default = with pkgs; mkShell {
-          buildInputs = [ rust-bin.stable.latest.minimal ];
+          buildInputs = [
+            autoconf
+            gcc
+            gnumake
+            openssl
+            pkg-config
+            rust-bin.stable.latest.minimal
+          ];
         };
       }
     );