diff --git a/pkgs/development/haskell-modules/configuration-ghc-7.4.x.nix b/pkgs/development/haskell-modules/configuration-ghc-7.4.x.nix
index 593826be2e6d..6ad8564d89ac 100644
--- a/pkgs/development/haskell-modules/configuration-ghc-7.4.x.nix
+++ b/pkgs/development/haskell-modules/configuration-ghc-7.4.x.nix
@@ -51,4 +51,7 @@ self: super: {
   # https://github.com/haskell/primitive/issues/16
   primitive = dontCheck super.primitive;
 
+  # https://github.com/tibbe/unordered-containers/issues/96
+  unordered-containers = dontCheck super.unordered-containers;
+
 }