diff --git a/pkgs/development/haskell-modules/configuration-ghc-8.10.x.nix b/pkgs/development/haskell-modules/configuration-ghc-8.10.x.nix
index e58ebf2a528..206577e3e8e 100644
--- a/pkgs/development/haskell-modules/configuration-ghc-8.10.x.nix
+++ b/pkgs/development/haskell-modules/configuration-ghc-8.10.x.nix
@@ -48,6 +48,7 @@ self: super: {
   # Jailbreak to fix the build.
   async = doJailbreak super.async;
   ChasingBottoms = doJailbreak super.ChasingBottoms;
+  ed25519 = doJailbreak super.ed25519;
   email-validate = doJailbreak super.email-validate;  # https://github.com/Porges/email-validate-hs/issues/51
   feed = doJailbreak super.feed;  # https://github.com/bergmark/feed/issues/48
   hashable = doJailbreak super.hashable;