diff --git a/pkgs/os-specific/linux/kernel/linux-5.15.nix b/pkgs/os-specific/linux/kernel/linux-5.15.nix
index 2d0caf161316..3bf19de28338 100644
--- a/pkgs/os-specific/linux/kernel/linux-5.15.nix
+++ b/pkgs/os-specific/linux/kernel/linux-5.15.nix
@@ -3,7 +3,7 @@
 with lib;
 
 buildLinux (args // rec {
-  version = "5.15.120";
+  version = "5.15.121";
 
   # 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 = "1xl3nrykbxdwv5a9rk0xnb7l61dsyjvkm1ryrdii09vbmsg0i6b4";
+    sha256 = "07f3a68r1yb4p19z1azjwp2vhjb3ayh31hz9hfb4a98dn2ywxq07";
   };
 } // (args.argsOverride or { }))
diff --git a/pkgs/os-specific/linux/kernel/linux-6.1.nix b/pkgs/os-specific/linux/kernel/linux-6.1.nix
index b52a2798fcc2..c8ecfc95f355 100644
--- a/pkgs/os-specific/linux/kernel/linux-6.1.nix
+++ b/pkgs/os-specific/linux/kernel/linux-6.1.nix
@@ -3,7 +3,7 @@
 with lib;
 
 buildLinux (args // rec {
-  version = "6.1.39";
+  version = "6.1.40";
 
   # 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/v6.x/linux-${version}.tar.xz";
-    sha256 = "1f45j3ch1ljbacjlg8q45iva9lvwys938rdg0s516mznzlifxpac";
+    sha256 = "1w474pia4pxz4qbfai27ary1y1h2fnn7kvx7yz7wszd0jwhzrsj3";
   };
 } // (args.argsOverride or { }))
diff --git a/pkgs/os-specific/linux/kernel/linux-6.4.nix b/pkgs/os-specific/linux/kernel/linux-6.4.nix
index 189f4da7ecae..b87269589ae3 100644
--- a/pkgs/os-specific/linux/kernel/linux-6.4.nix
+++ b/pkgs/os-specific/linux/kernel/linux-6.4.nix
@@ -3,7 +3,7 @@
 with lib;
 
 buildLinux (args // rec {
-  version = "6.4.4";
+  version = "6.4.5";
 
   # 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/v6.x/linux-${version}.tar.xz";
-    sha256 = "0apzfnn04w6jda9yw5cbgj8784frvqrryb1iw5ad390lwwmlmg4w";
+    sha256 = "1dz9inr1bf7jx5s9n0dfa0srfzrwnz1zmdq42bbxyl9w8q3jqkip";
   };
 } // (args.argsOverride or { }))