diff --git a/kernel/Dockerfile b/kernel/Dockerfile
index 33368fad7..e215f9362 100644
--- a/kernel/Dockerfile
+++ b/kernel/Dockerfile
@@ -1,4 +1,4 @@
-FROM linuxkit/alpine:6264e5b39af8eb1da7ffa4c05a7ccc597da01197 AS kernel-build
+FROM linuxkit/alpine:4768505d40f23e198011b6f2c796f985fe50ec39 AS kernel-build
 RUN apk add \
     argp-standalone \
     automake \
diff --git a/kernel/Dockerfile.kconfig b/kernel/Dockerfile.kconfig
index f1dbb0a5c..74f99d8aa 100644
--- a/kernel/Dockerfile.kconfig
+++ b/kernel/Dockerfile.kconfig
@@ -1,4 +1,4 @@
-FROM linuxkit/alpine:6264e5b39af8eb1da7ffa4c05a7ccc597da01197 AS kernel-build
+FROM linuxkit/alpine:4768505d40f23e198011b6f2c796f985fe50ec39 AS kernel-build
 RUN apk add \
     argp-standalone \
     bison \
diff --git a/kernel/Dockerfile.zfs b/kernel/Dockerfile.zfs
index 5041a36ba..5078ccceb 100644
--- a/kernel/Dockerfile.zfs
+++ b/kernel/Dockerfile.zfs
@@ -1,6 +1,6 @@
 ARG IMAGE
 FROM ${IMAGE} AS ksrc
-FROM linuxkit/alpine:6264e5b39af8eb1da7ffa4c05a7ccc597da01197 AS build
+FROM linuxkit/alpine:4768505d40f23e198011b6f2c796f985fe50ec39 AS build
 RUN apk add \
     attr-dev \
     autoconf \