diff --git a/pkgs/os-specific/linux/kernel/linux-5.4.nix b/pkgs/os-specific/linux/kernel/linux-5.4.nix
index 5be74ef225ed..0013636076a0 100644
--- a/pkgs/os-specific/linux/kernel/linux-5.4.nix
+++ b/pkgs/os-specific/linux/kernel/linux-5.4.nix
@@ -3,7 +3,7 @@
 with lib;
 
 buildLinux (args // rec {
-  version = "5.4.255";
+  version = "5.4.256";
 
   # modDirVersion needs to be x.y.z, will automatically add .0 if needed
   modDirVersion = versions.pad 3 version;
@@ -13,6 +13,6 @@ buildLinux (args // rec {
 
   src = fetchurl {
     url = "mirror://kernel/linux/kernel/v5.x/linux-${version}.tar.xz";
-    sha256 = "0qd0lil0k4kd2qp4by8i861n19iz1pdvimnmp4khzna75y8fvm9l";
+    sha256 = "0fim5q9xakwnjfg48bpsic9r2r8dvrjlalqqkm9vh1rml9mhi967";
   };
 } // (args.argsOverride or {}))