diff --git a/sdk_container/src/third_party/coreos-overlay/eclass/cros-kernel/x86_64_defconfig_boot b/sdk_container/src/third_party/coreos-overlay/eclass/cros-kernel/x86_64_defconfig_boot
index 37e3202530..010b0d8000 100644
--- a/sdk_container/src/third_party/coreos-overlay/eclass/cros-kernel/x86_64_defconfig_boot
+++ b/sdk_container/src/third_party/coreos-overlay/eclass/cros-kernel/x86_64_defconfig_boot
@@ -432,7 +432,6 @@ CONFIG_MIGRATION=y
 CONFIG_PHYS_ADDR_T_64BIT=y
 CONFIG_ZONE_DMA_FLAG=1
 CONFIG_BOUNCE=y
-CONFIG_NEED_BOUNCE_POOL=y
 CONFIG_VIRT_TO_BUS=y
 CONFIG_KSM=y
 CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
@@ -1933,20 +1932,13 @@ CONFIG_ISCSI_IBFT_FIND=y
 # File systems
 #
 CONFIG_DCACHE_WORD_ACCESS=y
-CONFIG_EXT2_FS=y
-# CONFIG_EXT2_FS_XATTR is not set
-# CONFIG_EXT2_FS_XIP is not set
-CONFIG_EXT3_FS=y
-CONFIG_EXT3_DEFAULTS_TO_ORDERED=y
-CONFIG_EXT3_FS_XATTR=y
-# CONFIG_EXT3_FS_POSIX_ACL is not set
-# CONFIG_EXT3_FS_SECURITY is not set
+# CONFIG_EXT2_FS is not set
+# CONFIG_EXT3_FS is not set
 CONFIG_EXT4_FS=y
+CONFIG_EXT4_USE_FOR_EXT23=y
 CONFIG_EXT4_FS_POSIX_ACL=y
 CONFIG_EXT4_FS_SECURITY=y
 # CONFIG_EXT4_DEBUG is not set
-CONFIG_JBD=y
-# CONFIG_JBD_DEBUG is not set
 CONFIG_JBD2=y
 # CONFIG_JBD2_DEBUG is not set
 CONFIG_FS_MBCACHE=y