diff --git a/pkgs/development/haskell-modules/configuration-common.nix b/pkgs/development/haskell-modules/configuration-common.nix
index 74457868da2d..3ff96bf25449 100644
--- a/pkgs/development/haskell-modules/configuration-common.nix
+++ b/pkgs/development/haskell-modules/configuration-common.nix
@@ -358,6 +358,7 @@ self: super: {
   persistent-redis = dontCheck super.persistent-redis;
   pipes-extra = dontCheck super.pipes-extra;
   pipes-websockets = dontCheck super.pipes-websockets;
+  posix-pty = dontCheck super.posix-pty; # https://github.com/merijn/posix-pty/issues/12
   postgresql-binary = dontCheck super.postgresql-binary; # needs a running postgresql server
   postgresql-simple-migration = dontCheck super.postgresql-simple-migration;
   process-streaming = dontCheck super.process-streaming;