diff --git a/build.conf b/build.conf
index 0792aa88..43876cee 100644
--- a/build.conf
+++ b/build.conf
@@ -2,5 +2,5 @@ IMAGE_NAME=rancher/os
 VERSION=v0.4.3-dev
 
 DOCKER_BINARY_URL=https://get.docker.com/builds/Linux/x86_64/docker-1.9.1
-COMPILED_KERNEL_URL=https://github.com/rancher/os-kernel/releases/download/Ubuntu-4.2.0-16.19/linux-4.2.3-rancher-x86.tar.gz
+COMPILED_KERNEL_URL=https://github.com/rancher/os-kernel/releases/download/Ubuntu-4.2.0-22.27/linux-4.2.6-rancher-x86.tar.gz
 DFS_IMAGE=rancher/docker:1.9.1-2