diff --git a/sdk_container/.repo/manifests/version.txt b/sdk_container/.repo/manifests/version.txt
index 6aa7209251..2bdf4873b1 100644
--- a/sdk_container/.repo/manifests/version.txt
+++ b/sdk_container/.repo/manifests/version.txt
@@ -1,4 +1,4 @@
-FLATCAR_VERSION=3374.2.5
+FLATCAR_VERSION=3374.2.5+nightly-20230309-2100
 FLATCAR_VERSION_ID=3374.2.5
-FLATCAR_BUILD_ID=""
+FLATCAR_BUILD_ID="nightly-20230309-2100"
 FLATCAR_SDK_VERSION=3374.0.0
diff --git a/sdk_container/src/third_party/coreos-overlay b/sdk_container/src/third_party/coreos-overlay
index 6ca0edffb6..ecfcc90955 160000
--- a/sdk_container/src/third_party/coreos-overlay
+++ b/sdk_container/src/third_party/coreos-overlay
@@ -1 +1 @@
-Subproject commit 6ca0edffb69caa5a2bf2ae5066142117a7fe7363
+Subproject commit ecfcc9095553afb7011c802dddd3c733e81125fa