diff --git a/pkgs/os-specific/linux/kernel/linux-4.5.nix b/pkgs/os-specific/linux/kernel/linux-4.5.nix
index 84d48865bcb..94561ed2e54 100644
--- a/pkgs/os-specific/linux/kernel/linux-4.5.nix
+++ b/pkgs/os-specific/linux/kernel/linux-4.5.nix
@@ -1,12 +1,12 @@
 { stdenv, fetchurl, perl, buildLinux, ... } @ args:
 
 import ./generic.nix (args // rec {
-  version = "4.5.5";
+  version = "4.5.6";
   extraMeta.branch = "4.5";
 
   src = fetchurl {
     url = "mirror://kernel/linux/kernel/v4.x/linux-${version}.tar.xz";
-    sha256 = "0l7wnilqqhg3im2v04g6k2x621yckdb9bpfh8s8jq9l2fixjln99";
+    sha256 = "1bdyviimgnc4zbgd9v1xk87sj9h8cprjykifriddwslqxyr2yh0y";
   };
 
   kernelPatches = args.kernelPatches;