diff --git a/sdk_container/.repo/manifests/version.txt b/sdk_container/.repo/manifests/version.txt
index 9c1545af97..7f5686257a 100644
--- a/sdk_container/.repo/manifests/version.txt
+++ b/sdk_container/.repo/manifests/version.txt
@@ -1,4 +1,4 @@
-FLATCAR_VERSION=3277.1.1
+FLATCAR_VERSION=3277.1.1+nightly-20220804-2100
 FLATCAR_VERSION_ID=3277.1.1
-FLATCAR_BUILD_ID=""
+FLATCAR_BUILD_ID="nightly-20220804-2100"
 FLATCAR_SDK_VERSION=3277.0.0
diff --git a/sdk_container/src/third_party/coreos-overlay b/sdk_container/src/third_party/coreos-overlay
index e2a490c2a4..939ef601f9 160000
--- a/sdk_container/src/third_party/coreos-overlay
+++ b/sdk_container/src/third_party/coreos-overlay
@@ -1 +1 @@
-Subproject commit e2a490c2a4341eb1931131555530d87b6c02a052
+Subproject commit 939ef601f9e8712f7a00fd684d61fb20171fc1e1