diff --git a/tools/go-compile/Dockerfile b/tools/go-compile/Dockerfile
index 4a0cf82ff..dc33a6a4e 100644
--- a/tools/go-compile/Dockerfile
+++ b/tools/go-compile/Dockerfile
@@ -1,4 +1,4 @@
-FROM linuxkit/alpine:3683c9a66cd4da40bd7d6c7da599b2dcd738b559 AS mirror
+FROM linuxkit/alpine:5ce235f4fb55772e7f78871a70bfe26f774fe2b0 AS mirror
 
 RUN mkdir -p /out/etc/apk && cp -r /etc/apk/* /out/etc/apk/
 RUN apk add --no-cache --initdb -p /out \
diff --git a/tools/mkimage-iso-bios/Dockerfile b/tools/mkimage-iso-bios/Dockerfile
index 84aa838d6..dbc7d0c64 100644
--- a/tools/mkimage-iso-bios/Dockerfile
+++ b/tools/mkimage-iso-bios/Dockerfile
@@ -1,4 +1,4 @@
-FROM linuxkit/alpine:3683c9a66cd4da40bd7d6c7da599b2dcd738b559 as mirror
+FROM linuxkit/alpine:5ce235f4fb55772e7f78871a70bfe26f774fe2b0 as mirror
 RUN mkdir -p /out/etc/apk && cp -r /etc/apk/* /out/etc/apk/
 RUN apk add --no-cache --initdb -p /out \
     alpine-baselayout \
diff --git a/tools/mkimage-iso/Dockerfile b/tools/mkimage-iso/Dockerfile
index 110bccf65..c924695cf 100644
--- a/tools/mkimage-iso/Dockerfile
+++ b/tools/mkimage-iso/Dockerfile
@@ -1,4 +1,4 @@
-FROM linuxkit/alpine:3683c9a66cd4da40bd7d6c7da599b2dcd738b559 AS mirror
+FROM linuxkit/alpine:5ce235f4fb55772e7f78871a70bfe26f774fe2b0 AS mirror
 RUN mkdir -p /out/etc/apk && cp -r /etc/apk/* /out/etc/apk/
 RUN apk add --no-cache --initdb -p /out \
     alpine-baselayout \
diff --git a/tools/mkimage-raw-bios/Dockerfile b/tools/mkimage-raw-bios/Dockerfile
index 9fc6f6e69..864b139c7 100644
--- a/tools/mkimage-raw-bios/Dockerfile
+++ b/tools/mkimage-raw-bios/Dockerfile
@@ -1,4 +1,4 @@
-FROM linuxkit/alpine:3683c9a66cd4da40bd7d6c7da599b2dcd738b559 AS mirror
+FROM linuxkit/alpine:5ce235f4fb55772e7f78871a70bfe26f774fe2b0 AS mirror
 RUN mkdir -p /out/etc/apk && cp -r /etc/apk/* /out/etc/apk/
 RUN apk add --no-cache --initdb -p /out \
     alpine-baselayout \
diff --git a/tools/mkimage-rpi3/Dockerfile b/tools/mkimage-rpi3/Dockerfile
index a653de6b4..7928a9215 100644
--- a/tools/mkimage-rpi3/Dockerfile
+++ b/tools/mkimage-rpi3/Dockerfile
@@ -1,4 +1,4 @@
-FROM linuxkit/alpine:3683c9a66cd4da40bd7d6c7da599b2dcd738b559 as build
+FROM linuxkit/alpine:5ce235f4fb55772e7f78871a70bfe26f774fe2b0 as build
 RUN apk add \
     bc \
     dtc \
diff --git a/tools/mkimage-squashfs/Dockerfile b/tools/mkimage-squashfs/Dockerfile
index a5cbfcbf0..4e9accd92 100644
--- a/tools/mkimage-squashfs/Dockerfile
+++ b/tools/mkimage-squashfs/Dockerfile
@@ -1,4 +1,4 @@
-FROM linuxkit/alpine:3683c9a66cd4da40bd7d6c7da599b2dcd738b559 AS mirror
+FROM linuxkit/alpine:5ce235f4fb55772e7f78871a70bfe26f774fe2b0 AS mirror
 RUN mkdir -p /out/etc/apk && cp -r /etc/apk/* /out/etc/apk/
 RUN apk add --no-cache --initdb -p /out \
   alpine-baselayout \
diff --git a/tools/qemu/Dockerfile b/tools/qemu/Dockerfile
index b33ac618c..9f2d4eeae 100644
--- a/tools/qemu/Dockerfile
+++ b/tools/qemu/Dockerfile
@@ -1,4 +1,4 @@
-FROM linuxkit/alpine:3683c9a66cd4da40bd7d6c7da599b2dcd738b559 AS mirror
+FROM linuxkit/alpine:5ce235f4fb55772e7f78871a70bfe26f774fe2b0 AS mirror
 RUN mkdir -p /out/etc/apk && cp -r /etc/apk/* /out/etc/apk/
 RUN apk add --no-cache --initdb -p /out \
     alpine-baselayout \