diff --git a/kernel/Dockerfile b/kernel/Dockerfile
index 92bd99164..cacd900cf 100644
--- a/kernel/Dockerfile
+++ b/kernel/Dockerfile
@@ -1,4 +1,4 @@
-FROM linuxkit/alpine:86cd4f51b49fb9a078b50201d892a3c7973d48ec AS kernel-build
+FROM linuxkit/alpine:3fdc49366257e53276c6f363956a4353f95d9a81 AS kernel-build
 RUN apk add \
     argp-standalone \
     automake \
diff --git a/kernel/Dockerfile.bcc b/kernel/Dockerfile.bcc
index 3cd990b8d..337ace260 100644
--- a/kernel/Dockerfile.bcc
+++ b/kernel/Dockerfile.bcc
@@ -1,7 +1,7 @@
 ARG IMAGE
 FROM ${IMAGE} as ksrc
 
-FROM linuxkit/alpine:86cd4f51b49fb9a078b50201d892a3c7973d48ec AS build
+FROM linuxkit/alpine:3fdc49366257e53276c6f363956a4353f95d9a81 AS build
 RUN apk update && apk upgrade -a && \
   apk add --no-cache \
   argp-standalone \
@@ -103,7 +103,7 @@ RUN mkdir -p /out/usr/bin && \
 RUN mkdir -p /out/usr/local/share/ && \
     cp -a /usr/local/share/lua /out/usr/local/share/
 
-FROM linuxkit/alpine:86cd4f51b49fb9a078b50201d892a3c7973d48ec as mirror
+FROM linuxkit/alpine:3fdc49366257e53276c6f363956a4353f95d9a81 as mirror
 RUN mkdir -p /out/etc/apk && cp -r /etc/apk/* /out/etc/apk/
 RUN apk update && apk upgrade -a && \
   apk add --no-cache --initdb -p /out \
diff --git a/kernel/Dockerfile.kconfig b/kernel/Dockerfile.kconfig
index 8f3cdef01..9f2224941 100644
--- a/kernel/Dockerfile.kconfig
+++ b/kernel/Dockerfile.kconfig
@@ -1,4 +1,4 @@
-FROM linuxkit/alpine:86cd4f51b49fb9a078b50201d892a3c7973d48ec AS kernel-build
+FROM linuxkit/alpine:3fdc49366257e53276c6f363956a4353f95d9a81 AS kernel-build
 RUN apk add \
     argp-standalone \
     bison \
diff --git a/kernel/Dockerfile.perf b/kernel/Dockerfile.perf
index 37ec944e1..f10a27c9e 100644
--- a/kernel/Dockerfile.perf
+++ b/kernel/Dockerfile.perf
@@ -3,7 +3,7 @@
 ARG IMAGE
 FROM ${IMAGE} AS ksrc
 
-FROM linuxkit/alpine:86cd4f51b49fb9a078b50201d892a3c7973d48ec AS build
+FROM linuxkit/alpine:3fdc49366257e53276c6f363956a4353f95d9a81 AS build
 RUN apk add \
     argp-standalone \
     bash \
diff --git a/kernel/Dockerfile.zfs b/kernel/Dockerfile.zfs
index a8aa2a5b1..270ffb9e6 100644
--- a/kernel/Dockerfile.zfs
+++ b/kernel/Dockerfile.zfs
@@ -1,6 +1,6 @@
 ARG IMAGE
 FROM ${IMAGE} AS ksrc
-FROM linuxkit/alpine:86cd4f51b49fb9a078b50201d892a3c7973d48ec AS build
+FROM linuxkit/alpine:3fdc49366257e53276c6f363956a4353f95d9a81 AS build
 RUN apk add \
     attr-dev \
     autoconf \