diff --git a/pkgs/os-specific/linux/kernel/linux-3.12.nix b/pkgs/os-specific/linux/kernel/linux-3.12.nix
index 3d98da9526b..e14d722ad5d 100644
--- a/pkgs/os-specific/linux/kernel/linux-3.12.nix
+++ b/pkgs/os-specific/linux/kernel/linux-3.12.nix
@@ -1,12 +1,12 @@
 { stdenv, fetchurl, perl, buildLinux, ... } @ args:
 
 import ./generic.nix (args // rec {
-  version = "3.12.62";
+  version = "3.12.63";
   extraMeta.branch = "3.12";
 
   src = fetchurl {
     url = "mirror://kernel/linux/kernel/v3.x/linux-${version}.tar.xz";
-    sha256 = "0a9vghq3z5xhr9xssfivb78d3i74h4kn15wqgls1cw5qzyhc1wb0";
+    sha256 = "0srg7xd68n10b28c3l5qa4dx5qr84ci7fdn48wcj79y7h2s0367x";
   };
 
   kernelPatches = args.kernelPatches;
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 10c0d3897e4..68ddabd375c 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -11167,7 +11167,7 @@ in
   };
 
   linux_3_12 = callPackage ../os-specific/linux/kernel/linux-3.12.nix {
-    kernelPatches = with kernelPatches; [ bridge_stp_helper crc_regression link_lguest ]
+    kernelPatches = with kernelPatches; [ bridge_stp_helper crc_regression ]
       ++ lib.optionals ((platform.kernelArch or null) == "mips")
       [ kernelPatches.mips_fpureg_emu
         kernelPatches.mips_fpu_sigill