diff --git a/pkgs/by-name/ec/echidna/package.nix b/pkgs/by-name/ec/echidna/package.nix
index ca4ca1d3c090..bb3db8743a1c 100644
--- a/pkgs/by-name/ec/echidna/package.nix
+++ b/pkgs/by-name/ec/echidna/package.nix
@@ -127,4 +127,6 @@ haskellPackages.mkDerivation rec {
   ];
   platforms = lib.platforms.unix;
   mainProgram = "echidna";
+  # Fails to build since https://hydra.nixos.org/build/313316669/nixlog/2
+  broken = true;
 }