diff --git a/flake.nix b/flake.nix
index dd888c6db..5bd5870ee 100644
--- a/flake.nix
+++ b/flake.nix
@@ -147,6 +147,9 @@
             packages = _: [ (echidna pkgs) ];
             shellHook = "hpack";
             buildInputs = [
+              pkgs.secp256k1
+              pkgs.libff
+              pkgs.gmp
               solc
               slither-analyzer
               haskellPackages.hlint