diff --git a/pkgs/os-specific/linux/kernel/linux-2.6.27.nix b/pkgs/os-specific/linux/kernel/linux-2.6.27.nix
index dfb704bc829..d7f2246d8c6 100644
--- a/pkgs/os-specific/linux/kernel/linux-2.6.27.nix
+++ b/pkgs/os-specific/linux/kernel/linux-2.6.27.nix
@@ -5,11 +5,11 @@ assert !userModeLinux;
 import ./generic.nix (
 
   rec {
-    version = "2.6.27.19";
+    version = "2.6.27.21";
   
     src = fetchurl {
       url = "mirror://kernel/linux/kernel/v2.6/linux-${version}.tar.bz2";
-      sha256 = "1xkl5dfj7lrdp4p0sjxi11qwzhjbxj08ww5hd70xfhsqyllrgzh9";
+      sha256 = "104lyf7hqmiamkp6qfs42mh186vh97ljvblmhqr06wa91iml93fy";
     };
 
     features = {
diff --git a/pkgs/os-specific/linux/kernel/linux-2.6.28.nix b/pkgs/os-specific/linux/kernel/linux-2.6.28.nix
index 9982028b279..b153dc9d33f 100644
--- a/pkgs/os-specific/linux/kernel/linux-2.6.28.nix
+++ b/pkgs/os-specific/linux/kernel/linux-2.6.28.nix
@@ -5,11 +5,11 @@ assert !userModeLinux;
 import ./generic.nix (
 
   rec {
-    version = "2.6.28.7";
+    version = "2.6.28.9";
   
     src = fetchurl {
       url = "mirror://kernel/linux/kernel/v2.6/linux-${version}.tar.bz2";
-      sha256 = "1bck0gmkbrgskb5269j0sw5ww4103pfq83c0xzwmmznbfl6c9xls";
+      sha256 = "09rpfghjl2h50ccnp1yr9i466kfgh868g3433c0fqwf7kaqlalwc";
     };
 
     features = {