1 files changed, 6 insertions, 4 deletions
diff --git a/pkgs/development/haskell-modules/configuration-ghc-head.nix b/pkgs/development/haskell-modules/configuration-ghc-head.nix
index 99003102ec58..93a39beb8a9d 100644
--- a/pkgs/development/haskell-modules/configuration-ghc-head.nix
+++ b/pkgs/development/haskell-modules/configuration-ghc-head.nix
@@ -7,11 +7,10 @@ self: super: {
   # Use the latest LLVM.
   inherit (pkgs) llvmPackages;
 
-  # Disable GHC 7.11.x core libraries.
+  # Disable GHC 8.7.x core libraries.
   array = null;
   base = null;
   binary = null;
-  bin-package-db = null;
   bytestring = null;
   Cabal = null;
   containers = null;
@@ -24,14 +23,17 @@ self: super: {
   ghc-prim = null;
   ghci = null;
   haskeline = null;
-  hoopl = null;
   hpc = null;
   integer-gmp = null;
+  mtl = null;
+  parsec = null;
   pretty = null;
   process = null;
   rts = null;
+  stm = null;
   template-haskell = null;
   terminfo = null;
+  text = null;
   time = null;
   transformers = null;
   unix = null;
@@ -92,5 +94,5 @@ self: super: {
   test-framework = doJailbreak super.test-framework;
   atomic-primops = doJailbreak (appendPatch super.atomic-primops ./patches/atomic-primops-Cabal-1.25.patch);
   hashable = doJailbreak super.hashable;
-  stm = doJailbreak super.stm;
+
 }