diff --git a/sdk_container/.repo/manifests/version.txt b/sdk_container/.repo/manifests/version.txt
index 08c7793f83..bf96e8af2c 100644
--- a/sdk_container/.repo/manifests/version.txt
+++ b/sdk_container/.repo/manifests/version.txt
@@ -1,4 +1,4 @@
-FLATCAR_VERSION=3227.2.1+nightly-20220817-2100
+FLATCAR_VERSION=3227.2.1+nightly-20220818-2100
 FLATCAR_VERSION_ID=3227.2.1
-FLATCAR_BUILD_ID="nightly-20220817-2100"
+FLATCAR_BUILD_ID="nightly-20220818-2100"
 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 f53f550e1f..29f12120fb 160000
--- a/sdk_container/src/third_party/coreos-overlay
+++ b/sdk_container/src/third_party/coreos-overlay
@@ -1 +1 @@
-Subproject commit f53f550e1fce64c909a9d6e456abab787a21f5ec
+Subproject commit 29f12120fb127921065a6a7f2475cf78dc00c889