diff --git a/alpine/kernel/Dockerfile b/alpine/kernel/Dockerfile
index 0e84ae6a9..84fa503d0 100644
--- a/alpine/kernel/Dockerfile
+++ b/alpine/kernel/Dockerfile
@@ -1,4 +1,4 @@
-FROM ubuntu:15.10
+FROM debian:unstable
 
 ARG KERNEL_VERSION=4.1.15
 ARG ARCH=x86_64