1 files changed, 2 insertions, 0 deletions
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 83d97c64b48b..0adaa5f274c3 100644
--- a/pkgs/development/haskell-modules/configuration-ghc-8.4.x.nix
+++ b/pkgs/development/haskell-modules/configuration-ghc-8.4.x.nix
@@ -448,4 +448,6 @@ self: super: {
     sha256 = "1bpsqq80h6nxm04wddgcgyzn0fjfsmhccmqb211jqswv5209znx8";
   });
 
+  lambdabot-core = appendPatch super.lambdabot-core ./patches/lambdabot-core-ghc-8.4.x-fix.patch;
+
 }