diff --git a/snapshot.xml b/snapshot.xml
index 577a103..86ec583 100644
--- a/snapshot.xml
+++ b/snapshot.xml
@@ -14,7 +14,7 @@
   <project dest-branch="refs/heads/main-R81-12871.B" name="cos/manifest" path="manifest" revision="497a3c4baf1fa18b0bf9f11af86685536ae7824e" upstream="refs/heads/main-R81-12871.B">
     <copyfile dest="LICENSE" src="LICENSE"/>
   </project>
-  <project dest-branch="refs/heads/main-R81-12871.B" name="cos/overlays/board-overlays" path="src/overlays" revision="ed9775cfc147d41106f718d18a6a62e9d6ffd4fa" upstream="refs/heads/main-R81-12871.B"/>
+  <project dest-branch="refs/heads/main-R81-12871.B" name="cos/overlays/board-overlays" path="src/overlays" revision="796fe7c60e741e35ef5d4b587bd068c45328496e" upstream="refs/heads/main-R81-12871.B"/>
   <project dest-branch="refs/heads/master" name="cos/repohooks" path="src/repohooks" revision="bcba2b09e0f95c6d131fa69442b7d6bf271e9325" upstream="refs/heads/master"/>
   <project name="mirrors/cros/aosp/platform/external/modp_b64" path="src/third_party/modp_b64" revision="ae26ad8516036774fd3b6e84a98a89955dcf5f61"/>
   <project name="mirrors/cros/chromium/tools/depot_tools" path="src/chromium/depot_tools" revision="9253a6857415ff9a401805b90dbefef70ec874a4"/>
@@ -31,7 +31,7 @@
   <project name="mirrors/cros/chromiumos/third_party/portage_tool" path="src/third_party/portage_tool" revision="f2244c7d720232d2629c51baa257f9677181f9d9"/>
   <project name="mirrors/cros/chromiumos/third_party/pyelftools" path="chromite/third_party/pyelftools" revision="0890b98431a9b2e637c18f719232d06a4e5c3cd8"/>
   <project name="mirrors/cros/chromiumos/third_party/toolchain-utils" path="src/third_party/toolchain-utils" revision="5534af8f4f31df22ca307e3e3faa16487fa3d2d2"/>
-  <project dest-branch="refs/heads/main-R81-12871.B-cos-4.19" name="third_party/kernel" path="src/third_party/kernel/v4.19" revision="52f7bf4c744a36c888ae54abf1d51d30ebb58284" upstream="refs/heads/main-R81-12871.B-cos-4.19"/>
+  <project dest-branch="refs/heads/main-R81-12871.B-cos-4.19" name="third_party/kernel" path="src/third_party/kernel/v4.19" revision="b44437e4acaadb7bba9629c7a021790c60bbce51" upstream="refs/heads/main-R81-12871.B-cos-4.19"/>
   <project dest-branch="refs/heads/main-R81-12871.B" name="third_party/overlays/chromiumos-overlay" path="src/third_party/chromiumos-overlay" revision="5ac9e2b19cb0859bc55f3f8942bf0d2ccf752129" sync-c="true" upstream="refs/heads/main-R81-12871.B"/>
   <project dest-branch="refs/heads/main-R81-12871.B" name="third_party/overlays/portage-stable" path="src/third_party/portage-stable" revision="9bc2f6e5baa6d0b71d05dae994c2215b4532e917" upstream="refs/heads/main-R81-12871.B"/>