diff --git a/pkgs/os-specific/linux/kernel/linux-4.0.nix b/pkgs/os-specific/linux/kernel/linux-4.0.nix
deleted file mode 100644
index eee052ad3bb9..000000000000
--- a/pkgs/os-specific/linux/kernel/linux-4.0.nix
+++ /dev/null
@@ -1,17 +0,0 @@
-{ stdenv, fetchurl, ... } @ args:
-
-import ./generic.nix (args // rec {
-  version = "4.0.9";
-  extraMeta.branch = "4.0";
-
-  src = fetchurl {
-    url = "mirror://kernel/linux/kernel/v4.x/linux-${version}.tar.xz";
-    sha256 = "0k42blafzd954fncc0b78vi9x1h2k0jhfvkjqxmpv64i7xwwdhsx";
-  };
-
-  features.iwlwifi = true;
-  features.efiBootStub = true;
-  features.needsCifsUtils = true;
-  features.canDisableNetfilterConntrackHelpers = true;
-  features.netfilterRPFilter = true;
-} // (args.argsOverride or {}))
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index c99a1d67f884..346edc6b63b0 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -9799,16 +9799,6 @@ let
       ];
   };
 
-  linux_4_0 = makeOverridable (import ../os-specific/linux/kernel/linux-4.0.nix) {
-    inherit fetchurl stdenv perl buildLinux;
-    kernelPatches = [ kernelPatches.bridge_stp_helper ]
-      ++ lib.optionals ((platform.kernelArch or null) == "mips")
-      [ kernelPatches.mips_fpureg_emu
-        kernelPatches.mips_fpu_sigill
-        kernelPatches.mips_ext3_n32
-      ];
-  };
-
   linux_4_1 = makeOverridable (import ../os-specific/linux/kernel/linux-4.1.nix) {
     inherit fetchurl stdenv perl buildLinux;
     kernelPatches = [ kernelPatches.bridge_stp_helper ]
@@ -10004,7 +9994,6 @@ let
   linuxPackages_3_12 = recurseIntoAttrs (linuxPackagesFor pkgs.linux_3_12 linuxPackages_3_12);
   linuxPackages_3_14 = recurseIntoAttrs (linuxPackagesFor pkgs.linux_3_14 linuxPackages_3_14);
   linuxPackages_3_18 = recurseIntoAttrs (linuxPackagesFor pkgs.linux_3_18 linuxPackages_3_18);
-  linuxPackages_4_0 = recurseIntoAttrs (linuxPackagesFor pkgs.linux_4_0 linuxPackages_4_0);
   linuxPackages_4_1 = recurseIntoAttrs (linuxPackagesFor pkgs.linux_4_1 linuxPackages_4_1);
   linuxPackages_4_2 = recurseIntoAttrs (linuxPackagesFor pkgs.linux_4_2 linuxPackages_4_2);
   linuxPackages_testing = recurseIntoAttrs (linuxPackagesFor pkgs.linux_testing linuxPackages_testing);