diff --git a/pkgs/os-specific/linux/kernel/linux-4.9.nix b/pkgs/os-specific/linux/kernel/linux-4.9.nix
index 9afd8686c19398..f1e927f3cf06fa 100644
--- a/pkgs/os-specific/linux/kernel/linux-4.9.nix
+++ b/pkgs/os-specific/linux/kernel/linux-4.9.nix
@@ -1,11 +1,11 @@
 { stdenv, buildPackages, fetchurl, perl, buildLinux, ... } @ args:
 
 buildLinux (args // rec {
-  version = "4.9.228";
+  version = "4.9.229";
   extraMeta.branch = "4.9";
 
   src = fetchurl {
     url = "mirror://kernel/linux/kernel/v4.x/linux-${version}.tar.xz";
-    sha256 = "0d7w2zzs79ywxzfrh4bmk5lw318qbkcb8mcsyyh3cc25qqlz9gwg";
+    sha256 = "1p0g6zya8bdk2fds37x3fg7c5sk3sc18prq3jrrilnnrby1w4mij";
   };
 } // (args.argsOverride or {}))