diff --git a/flake.nix b/flake.nix
index d7222c2..3896e0e 100644
--- a/flake.nix
+++ b/flake.nix
@@ -11,7 +11,7 @@
   }: let
     tarball = fetchTarball {
       url = "https://git.stuce.ch/stuce/sTodo/releases/download/Release2/release2.tar.gz";
-      sha256 = "10jyldwmcs5zyz1k8lp3jscn7nhlvn56g0709l5jp91qimw7xiqz";
+      sha256 = "10jyldwmcs5zyz1k8lp3jsdn7nhlvn56g0709l5jp91qimw7xiqz";
     };
   in {
     packages.x86_64-linux.sTodo = with nixpkgs.legacyPackages.x86_64-linux;
@@ -19,7 +19,8 @@
         pname = "sTodo";
         version = "1.0.0";
         src = tarball;
-        buildInputs = [zlib gmp libffi openssl];
+        buildInputs = [zlib gmp libffi];
+        nativeBuildInputs = [openssl];
         installPhase = ''
           mkdir -p $out/bin
           cp $src/sTodo $out/bin