diff --git a/default.xml b/default.xml
index f89f64d..75fe92b 100644
--- a/default.xml
+++ b/default.xml
@@ -4,7 +4,7 @@
   <remote  name="aosp"
            fetch=".."
            review="https://android-review.googlesource.com/" />
-  <default revision="refs/tags/android-10.0.0_r39"
+  <default revision="refs/tags/android-10.0.0_r40"
            remote="aosp"
            sync-j="4" />
 
@@ -74,6 +74,7 @@
   <project path="device/google/vrservices" name="device/google/vrservices" groups="pdk" clone-depth="1" />
   <project path="device/google/wahoo" name="device/google/wahoo" groups="device,generic_fs,wahoo" />
   <project path="device/google/wahoo-kernel" name="device/google/wahoo-kernel" groups="device,generic_fs,wahoo" clone-depth="1" />
+  <project path="device/google_car" name="device/google_car" groups="pdk" />
   <project path="device/linaro/bootloader/arm-trusted-firmware" name="device/linaro/bootloader/arm-trusted-firmware" />
   <project path="device/linaro/bootloader/edk2" name="device/linaro/bootloader/edk2" />
   <project path="device/linaro/bootloader/OpenPlatformPkg" name="device/linaro/bootloader/OpenPlatformPkg" />