diff --git a/pkgs/os-specific/linux/kernel/linux-3.0.nix b/pkgs/os-specific/linux/kernel/linux-3.0.nix
index fc681e03ebd..42c89217ba3 100644
--- a/pkgs/os-specific/linux/kernel/linux-3.0.nix
+++ b/pkgs/os-specific/linux/kernel/linux-3.0.nix
@@ -231,7 +231,7 @@ in
 import ./generic.nix (
 
   rec {
-    version = "3.0.74";
+    version = "3.0.75";
 
     preConfigure = ''
       substituteInPlace scripts/depmod.sh --replace '-b "$INSTALL_MOD_PATH"' ""
@@ -239,7 +239,7 @@ import ./generic.nix (
 
     src = fetchurl {
       url = "mirror://kernel/linux/kernel/v3.x/linux-${version}.tar.xz";
-      sha256 = "016a16sfvdkjgzwndr985mgqny7cl3rbyz8mrnsh9l55czckiq5x";
+      sha256 = "08b4ibyxihsy36n0grg08iywxi23f29s15l3h0sa1dssxxhr1kf9";
     };
 
     config = configWithPlatform stdenv.platform;
diff --git a/pkgs/os-specific/linux/kernel/linux-3.2.nix b/pkgs/os-specific/linux/kernel/linux-3.2.nix
index 7703b4b4cfb..ef62fae3f52 100644
--- a/pkgs/os-specific/linux/kernel/linux-3.2.nix
+++ b/pkgs/os-specific/linux/kernel/linux-3.2.nix
@@ -240,7 +240,7 @@ in
 import ./generic.nix (
 
   rec {
-    version = "3.2.43";
+    version = "3.2.44";
 
     modDirVersion = version;
 
@@ -250,7 +250,7 @@ import ./generic.nix (
 
     src = fetchurl {
       url = "mirror://kernel/linux/kernel/v3.0/linux-${version}.tar.xz";
-      sha256 = "0cg88mdlqs7zj2ndj4i9hmvmxasmgv2fqlpzr87qm7bqkmmb6p58";
+      sha256 = "1rlv4j0y75ymj74vwdd2m0z3jzn5lxk1g4cliqmambhycg5jxlb0";
     };
 
     config = configWithPlatform stdenv.platform;
diff --git a/pkgs/os-specific/linux/kernel/linux-3.4.nix b/pkgs/os-specific/linux/kernel/linux-3.4.nix
index ed13c282639..0bfb4cc8482 100644
--- a/pkgs/os-specific/linux/kernel/linux-3.4.nix
+++ b/pkgs/os-specific/linux/kernel/linux-3.4.nix
@@ -245,7 +245,7 @@ in
 import ./generic.nix (
 
   rec {
-    version = "3.4.41";
+    version = "3.4.42";
     testing = false;
 
     preConfigure = ''
@@ -254,7 +254,7 @@ import ./generic.nix (
 
     src = fetchurl {
       url = "mirror://kernel/linux/kernel/v3.x/${if testing then "testing/" else ""}linux-${version}.tar.xz";
-      sha256 = "18zj4biji3vmy7d1gg6lwfpc77856nsfalfpc00vk3pis6yd2k22";
+      sha256 = "189rpb5jd073x0fhkh1yqmgg759lpmdj0ldysq57sibs4prb0km2";
     };
 
     config = configWithPlatform stdenv.platform;
diff --git a/pkgs/os-specific/linux/kernel/linux-3.8.nix b/pkgs/os-specific/linux/kernel/linux-3.8.nix
index 3ec9ab18155..00f2fedbedf 100644
--- a/pkgs/os-specific/linux/kernel/linux-3.8.nix
+++ b/pkgs/os-specific/linux/kernel/linux-3.8.nix
@@ -252,7 +252,7 @@ in
 import ./generic.nix (
 
   rec {
-    version = "3.8.8";
+    version = "3.8.9";
     testing = false;
 
     preConfigure = ''
@@ -261,7 +261,7 @@ import ./generic.nix (
 
     src = fetchurl {
       url = "mirror://kernel/linux/kernel/v3.x/${if testing then "testing/" else ""}linux-${version}.tar.xz";
-      sha256 = "0idybkn574hkb8xp2zs3ahkvmy98qwx4599lanskzq2nfrd065kc";
+      sha256 = "0r0ffgg79za0y0mhbb2178w7rd1iwlv894hq2aq0an0v9bi3h6wg";
     };
 
     config = configWithPlatform stdenv.platform;
diff --git a/pkgs/os-specific/linux/kernel/linux-3.9.nix b/pkgs/os-specific/linux/kernel/linux-3.9.nix
index 0b621dec6c5..3e1ad6aed4e 100644
--- a/pkgs/os-specific/linux/kernel/linux-3.9.nix
+++ b/pkgs/os-specific/linux/kernel/linux-3.9.nix
@@ -252,8 +252,8 @@ in
 import ./generic.nix (
 
   rec {
-    version = "3.9-rc7";
-    modDirVersion = "3.9.0-rc7";
+    version = "3.9-rc8";
+    modDirVersion = "3.9.0-rc8";
     testing = true;
 
     preConfigure = ''
@@ -262,7 +262,7 @@ import ./generic.nix (
 
     src = fetchurl {
       url = "mirror://kernel/linux/kernel/v3.x/${if testing then "testing/" else ""}linux-${version}.tar.xz";
-      sha256 = "0bl58byszb3pg5dplzc19kgx7gif5cnbfykqqp1jmskpxzf1splx";
+      sha256 = "0lhi0v57sx7wyba1y4g2vij44rk0fc2ph0p3yybjrg6ljij8yb9b";
     };
 
     config = configWithPlatform stdenv.platform;