diff --git a/pkgs/development/haskell-modules/configuration-common.nix b/pkgs/development/haskell-modules/configuration-common.nix
index 767c581d7da7..47c7af7a56dc 100644
--- a/pkgs/development/haskell-modules/configuration-common.nix
+++ b/pkgs/development/haskell-modules/configuration-common.nix
@@ -965,11 +965,6 @@ self: super: {
   # test suite requires git and does a bunch of git operations
   restless-git = dontCheck super.restless-git;
 
-  # This tool needs the latest hackage-db version.
-  cabal2nix = super.cabal2nix.overrideScope (self: super: {
-    hackage-db = self.hackage-db_2_0;
-  });
-
   # Depends on broken fluid.
   fluid-idl-http-client = markBroken super.fluid-idl-http-client;
   fluid-idl-scotty = markBroken super.fluid-idl-scotty;
@@ -1008,13 +1003,7 @@ self: super: {
 
   # Stack 1.6.1 needs newer versions than LTS-9 provides.
   stack = super.stack.overrideScope (self: super: {
-    ansi-terminal = self.ansi-terminal_0_7_1_1;
-    ansi-wl-pprint = self.ansi-wl-pprint_0_6_8_1;
-    extra = dontCheck super.extra_1_6_2;
     hpack = super.hpack_0_20_0;
-    path = dontCheck super.path_0_6_1;
-    path-io = self.path-io_1_3_3;
-    unliftio = self.unliftio_0_2_0_0;
   });
 
   # Hoogle needs a newer version than lts-9 provides.