diff --git a/flake.nix b/flake.nix
index 83d192c..37eb38c 100644
--- a/flake.nix
+++ b/flake.nix
@@ -17,6 +17,8 @@
     in
       pkgs.mkShell {
         packages = with pkgs; [
+          openssl
+          gnumake
           emscripten
         ];
       };