diff --git a/pkgs/development/haskell-modules/configuration-ghc-8.4.x.nix b/pkgs/development/haskell-modules/configuration-ghc-8.4.x.nix
index 62348ee2e85..b3990fab761 100644
--- a/pkgs/development/haskell-modules/configuration-ghc-8.4.x.nix
+++ b/pkgs/development/haskell-modules/configuration-ghc-8.4.x.nix
@@ -104,13 +104,6 @@ self: super: {
   ## hspec-discover ==2.4.7
   hspec-discover = super.hspec-discover_2_4_8;
 
-  ## Needs bump to a versioned attribute
-  ## 
-  ##     • No instance for (Semigroup Metadatas)
-  ##         arising from the superclasses of an instance declaration
-  ##     • In the instance declaration for ‘Monoid Metadatas’
-  JuicyPixels = super.JuicyPixels_3_2_9_4;
-
   ## Needs bump to a versioned attribute
   ## 
   ##     • Could not deduce (Semigroup (a :->: b))