diff --git a/pkgs/development/haskell-modules/configuration-ghc-8.6.x.nix b/pkgs/development/haskell-modules/configuration-ghc-8.6.x.nix
index 8ba3ea76502..c5a880acc0c 100644
--- a/pkgs/development/haskell-modules/configuration-ghc-8.6.x.nix
+++ b/pkgs/development/haskell-modules/configuration-ghc-8.6.x.nix
@@ -70,6 +70,7 @@ self: super: {
   QuickCheck = self.QuickCheck_2_12_6_1;
   semigroupoids = self.semigroupoids_5_3_1;
   tagged = self.tagged_0_8_6;
+  vty = self.vty_5_25;
   wizards = doJailbreak super.wizards;
   yaml = self.yaml_0_11_0_0;