diff --git a/sdk_container/src/third_party/coreos-overlay/coreos-base/misc-files/files/ntp/ntp.conf b/sdk_container/src/third_party/coreos-overlay/coreos-base/misc-files/files/ntp/ntp.conf
index 9ed4dc176f..cc9a441b7b 100644
--- a/sdk_container/src/third_party/coreos-overlay/coreos-base/misc-files/files/ntp/ntp.conf
+++ b/sdk_container/src/third_party/coreos-overlay/coreos-base/misc-files/files/ntp/ntp.conf
@@ -10,6 +10,14 @@
 # Common pool for random people
 #server pool.ntp.org
 
+# AWS Time Sync Service.
+server 169.254.169.123 prefer iburst minpoll 4 maxpoll 4
+# AWS Time Sync Service IPv6:
+server fd00:ec2::123 prefer iburst minpoll 4 maxpoll 4
+
+# GCP NTP Service
+server metadata.google.internal prefer iburst
+
 # Pools for Flatcar users
 server 0.flatcar.pool.ntp.org
 server 1.flatcar.pool.ntp.org
diff --git a/sdk_container/src/third_party/coreos-overlay/coreos-base/misc-files/misc-files-0-r4.ebuild b/sdk_container/src/third_party/coreos-overlay/coreos-base/misc-files/misc-files-0-r5.ebuild
similarity index 100%
rename from sdk_container/src/third_party/coreos-overlay/coreos-base/misc-files/misc-files-0-r4.ebuild
rename to sdk_container/src/third_party/coreos-overlay/coreos-base/misc-files/misc-files-0-r5.ebuild