diff --git a/pkgs/development/haskell-modules/configuration-ghc-9.8.x.nix b/pkgs/development/haskell-modules/configuration-ghc-9.8.x.nix
index b748fae413da..b221bcf2e589 100644
--- a/pkgs/development/haskell-modules/configuration-ghc-9.8.x.nix
+++ b/pkgs/development/haskell-modules/configuration-ghc-9.8.x.nix
@@ -53,11 +53,11 @@ self: super: {
   #
   # Version upgrades
   #
-  th-abstraction = doDistribute self.th-abstraction_0_7_0_0;
-  ghc-lib-parser = doDistribute self.ghc-lib-parser_9_8_3_20241103;
+  th-abstraction = doDistribute self.th-abstraction_0_7_1_0;
+  ghc-lib-parser = doDistribute self.ghc-lib-parser_9_8_4_20241130;
   ghc-lib-parser-ex = doDistribute self.ghc-lib-parser-ex_9_8_0_2;
-  ghc-lib = doDistribute self.ghc-lib_9_8_3_20241103;
-  megaparsec = doDistribute self.megaparsec_9_6_1;
+  ghc-lib = doDistribute self.ghc-lib_9_8_4_20241130;
+  megaparsec = doDistribute self.megaparsec_9_7_0;
   # aeson 2.2.3.0 seemingly unnecessesarily bumped the lower bound on hashable
   # https://github.com/haskell/aeson/commit/1a666febd0775d8e88d315ece1b97cd20602fb5f
   aeson = doJailbreak (doDistribute self.aeson_2_2_3_0);