diff --git a/sdk_container/.repo/manifests/version.txt b/sdk_container/.repo/manifests/version.txt
index 957a104edf..ea9d4b6920 100644
--- a/sdk_container/.repo/manifests/version.txt
+++ b/sdk_container/.repo/manifests/version.txt
@@ -1,4 +1,4 @@
-FLATCAR_VERSION=3227.2.1
+FLATCAR_VERSION=3227.2.1+nightly-20220805-2100
 FLATCAR_VERSION_ID=3227.2.1
-FLATCAR_BUILD_ID=""
+FLATCAR_BUILD_ID="nightly-20220805-2100"
 FLATCAR_SDK_VERSION=3227.0.0
diff --git a/sdk_container/src/third_party/coreos-overlay b/sdk_container/src/third_party/coreos-overlay
index 8d74afd7f2..ce0e596dd0 160000
--- a/sdk_container/src/third_party/coreos-overlay
+++ b/sdk_container/src/third_party/coreos-overlay
@@ -1 +1 @@
-Subproject commit 8d74afd7f21a4a3f27c858eae8ef88f2a9c8e7e5
+Subproject commit ce0e596dd0b1bad160807db0dadd0e5cf23688c9