diff --git a/sdk_container/.repo/manifests/version.txt b/sdk_container/.repo/manifests/version.txt
index 17dae1a4df..9409f72a0d 100644
--- a/sdk_container/.repo/manifests/version.txt
+++ b/sdk_container/.repo/manifests/version.txt
@@ -1,4 +1,4 @@
-FLATCAR_VERSION=3185.1.0+nightly-20220415-0155
+FLATCAR_VERSION=3185.1.0+nightly-20220421-0510
 FLATCAR_VERSION_ID=3185.1.0
-FLATCAR_BUILD_ID="nightly-20220415-0155"
+FLATCAR_BUILD_ID="nightly-20220421-0510"
 FLATCAR_SDK_VERSION=3185.0.0
diff --git a/sdk_container/src/third_party/coreos-overlay b/sdk_container/src/third_party/coreos-overlay
index 17f032a3c2..0413130748 160000
--- a/sdk_container/src/third_party/coreos-overlay
+++ b/sdk_container/src/third_party/coreos-overlay
@@ -1 +1 @@
-Subproject commit 17f032a3c276ff1a94255241207fbb963f3f1398
+Subproject commit 04131307489469f3570711c62fb8120b40e3916c
diff --git a/sdk_container/src/third_party/portage-stable b/sdk_container/src/third_party/portage-stable
index 811cf428da..be8c594516 160000
--- a/sdk_container/src/third_party/portage-stable
+++ b/sdk_container/src/third_party/portage-stable
@@ -1 +1 @@
-Subproject commit 811cf428da329e88809c3ec1ffc324b64ad7b443
+Subproject commit be8c594516e5f2e3c8637c1175398fa68067ce6e