diff --git a/tools/alpine/packages b/tools/alpine/packages
index 260ff920b..5a8f3975a 100644
--- a/tools/alpine/packages
+++ b/tools/alpine/packages
@@ -98,6 +98,7 @@ sfdisk
 sg3_utils
 sgdisk
 slang-dev
+sntpc
 socat
 squashfs-tools
 strace
diff --git a/tools/alpine/versions.aarch64 b/tools/alpine/versions.aarch64
index bd9402380..fd7a20cc1 100644
--- a/tools/alpine/versions.aarch64
+++ b/tools/alpine/versions.aarch64
@@ -1,4 +1,4 @@
-# linuxkit/alpine:ba7cf026e60f27b46bad354ad7c7973f2425cfef-arm64
+# linuxkit/alpine:feb9760984b371182ac18cfc978963a25177ffa9-arm64
 # automatically generated list of installed packages
 abuild-3.1.0-r4
 alpine-baselayout-3.0.5-r2
@@ -246,6 +246,7 @@ sgdisk-1.0.3-r0
 slang-2.3.1a-r0
 slang-dev-2.3.1a-r0
 snappy-1.1.4-r2
+sntpc-0.9-r6
 socat-1.7.3.2-r3
 spice-server-0.14.0-r6
 sqlite-libs-3.21.0-r1
diff --git a/tools/alpine/versions.s390x b/tools/alpine/versions.s390x
index 9bd8b9563..fb396c73a 100644
--- a/tools/alpine/versions.s390x
+++ b/tools/alpine/versions.s390x
@@ -1,4 +1,4 @@
-# linuxkit/alpine:355342fa236930ffce85f923bae75e85a2372132-s390x
+# linuxkit/alpine:8c9ca0f61b97867d2680214b99999675c859c8e1-s390x
 # automatically generated list of installed packages
 abuild-3.1.0-r4
 alpine-baselayout-3.0.5-r2
@@ -240,6 +240,7 @@ sgdisk-1.0.3-r0
 slang-2.3.1a-r0
 slang-dev-2.3.1a-r0
 snappy-1.1.4-r2
+sntpc-0.9-r6
 socat-1.7.3.2-r3
 spice-server-0.14.0-r6
 sqlite-libs-3.21.0-r1
diff --git a/tools/alpine/versions.x86_64 b/tools/alpine/versions.x86_64
index 7f2c2758e..19437c28c 100644
--- a/tools/alpine/versions.x86_64
+++ b/tools/alpine/versions.x86_64
@@ -1,4 +1,4 @@
-# linuxkit/alpine:aacd96ba37a981d0ba659fd57316c7140cf59a36-amd64
+# linuxkit/alpine:6d3165faaf08e34ed4e21333d4669b5fbdbc2a23-amd64
 # automatically generated list of installed packages
 abuild-3.1.0-r4
 alpine-baselayout-3.0.5-r2
@@ -253,6 +253,7 @@ sgdisk-1.0.3-r0
 slang-2.3.1a-r0
 slang-dev-2.3.1a-r0
 snappy-1.1.4-r2
+sntpc-0.9-r6
 socat-1.7.3.2-r3
 spice-server-0.14.0-r6
 sqlite-libs-3.21.0-r1