diff --git a/pkgs/development/haskell-modules/configuration-ghc-8.8.x.nix b/pkgs/development/haskell-modules/configuration-ghc-8.8.x.nix
index 0eb9d67e18c1..625acac80462 100644
--- a/pkgs/development/haskell-modules/configuration-ghc-8.8.x.nix
+++ b/pkgs/development/haskell-modules/configuration-ghc-8.8.x.nix
@@ -70,17 +70,6 @@ self: super: {
       sha256 = "1p1pinca33vd10iy7hl20c1fc99vharcgcai6z3ngqbq50k2pd3q";
     };
   };
-  tar = overrideCabal (appendPatch super.tar (pkgs.fetchpatch {
-    url = "https://raw.githubusercontent.com/hvr/head.hackage/master/patches/tar-0.5.1.0.patch";
-    sha256 = "1inbfpamfdpi3yfac59j5xpaq5fvh5g1ca8hlbpic1bizd3s03i0";
-  })) (drv: {
-    configureFlags = ["-f-old-time"];
-    editedCabalFile = null;
-    preConfigure = ''
-      cp -v ${pkgs.fetchurl {url = "https://raw.githubusercontent.com/hvr/head.hackage/master/patches/tar-0.5.1.0.cabal"; sha256 = "1lydbwsmccf2av0g61j07bx7r5mzbcfgwvmh0qwg3a91857x264x";}} tar.cabal
-      sed -i -e 's/time < 1.9/time < 2/' tar.cabal
-    '';
-  });
   vector-th-unbox = appendPatch super.vector-th-unbox (pkgs.fetchpatch {
     url = "https://raw.githubusercontent.com/hvr/head.hackage/master/patches/vector-th-unbox-0.2.1.6.patch";
     sha256 = "0169yf9ms1g5mmkc5l6hpffzm34zdrqdng4df02nbdmfgba45h19";