1 files changed, 8 insertions, 0 deletions
diff --git a/nixpkgs/pkgs/development/haskell-modules/configuration-ghc-8.6.x.nix b/nixpkgs/pkgs/development/haskell-modules/configuration-ghc-8.6.x.nix
index 2a0a7810f72a..b695c448be46 100644
--- a/nixpkgs/pkgs/development/haskell-modules/configuration-ghc-8.6.x.nix
+++ b/nixpkgs/pkgs/development/haskell-modules/configuration-ghc-8.6.x.nix
@@ -94,4 +94,12 @@ self: super: {
 
   # This became a core library in ghc 8.10., so we don‘t have an "exception" attribute anymore.
   exceptions = super.exceptions_0_10_4;
+
+  # Older compilers need the latest ghc-lib to build this package.
+  hls-hlint-plugin = addBuildDepend super.hls-hlint-plugin self.ghc-lib;
+
+  # vector 0.12.2 indroduced doctest checks that don‘t work on older compilers
+  vector = dontCheck super.vector;
+
+  mmorph = super.mmorph_1_1_3;
 }