diff --git a/pkgs/development/haskell-modules/configuration-common.nix b/pkgs/development/haskell-modules/configuration-common.nix
index 3c01250c3fe4..10c11415d8b0 100644
--- a/pkgs/development/haskell-modules/configuration-common.nix
+++ b/pkgs/development/haskell-modules/configuration-common.nix
@@ -1201,9 +1201,6 @@ self: super: {
   # https://github.com/mgajda/json-autotype/issues/25
   json-autotype = dontCheck super.json-autotype;
 
-  # https://github.com/kazu-yamamoto/iproute/issues/43
-  appar = self.appar_0_1_7;
-
   # The LTS-12.x version doesn't suffice to build hlint, hoogle, etc.
   hlint = super.hlint.overrideScope (self: super: { haskell-src-exts = self.haskell-src-exts_1_21_0; });
   hoogle = super.hoogle.overrideScope (self: super: { haskell-src-exts = self.haskell-src-exts_1_21_0; });