diff --git a/pkgs/os-specific/linux/kernel/linux-5.4.nix b/pkgs/os-specific/linux/kernel/linux-5.4.nix
index 5ca72d8a6a5..ffe59480915 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 stdenv.lib;
 
 buildLinux (args // rec {
-  version = "5.4.39";
+  version = "5.4.40";
 
   # modDirVersion needs to be x.y.z, will automatically add .0 if needed
   modDirVersion = if (modDirVersionArg == null) then concatStringsSep "." (take 3 (splitVersion "${version}.0")) else modDirVersionArg;
@@ -13,6 +13,6 @@ buildLinux (args // rec {
 
   src = fetchurl {
     url = "mirror://kernel/linux/kernel/v5.x/linux-${version}.tar.xz";
-    sha256 = "1j35yf1nilb9z7lw8w2drpww7q2zy8zfr0ip8hwcbcd7c5d9chai";
+    sha256 = "1ar001rljlr15rcl77la5y1cj3plaqhdblnh87xsmv47fq13yml3";
   };
 } // (args.argsOverride or {}))