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 2348384b117..53a21fdde30 100644
--- a/pkgs/development/haskell-modules/configuration-ghc-8.6.x.nix
+++ b/pkgs/development/haskell-modules/configuration-ghc-8.6.x.nix
@@ -98,4 +98,7 @@ self: super: {
   # https://github.com/jgm/pandoc-types/issues/52
   pandoc-types = doJailbreak super.pandoc-types;
 
+  #
+  skylighting-core = dontCheck super.skylighting-core;
+
 }