diff --git a/pkgs/os-specific/linux/kernel/linux-3.12.nix b/pkgs/os-specific/linux/kernel/linux-3.12.nix
index 636ff9e7d29a..f146e5f2f139 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 = "3.12.54";
+  version = "3.12.55";
   extraMeta.branch = "3.12";
 
   src = fetchurl {
     url = "mirror://kernel/linux/kernel/v3.x/linux-${version}.tar.xz";
-    sha256 = "0a6wv72257nasc1qrw966ajd60z24cjpc83hnbblsjkfl0b3zrrn";
+    sha256 = "0xg52i6zsrkzv0i2kxrsx0179lkp9f2388r06rahx0anf4ars5p2";
   };
 
   kernelPatches = args.kernelPatches;