diff --git a/BoardConfig.mk b/BoardConfig.mk
index 8ee8c62..66d4d81 100644
--- a/BoardConfig.mk
+++ b/BoardConfig.mk
@@ -13,3 +13,10 @@
 # share the same one across all mini-emulators
 BOARD_EGL_CFG := device/generic/goldfish/opengl/system/egl/egl.cfg
 
+TARGET_USERIMAGES_USE_EXT4 := true
+BOARD_SYSTEMIMAGE_PARTITION_SIZE := 576716800
+BOARD_USERDATAIMAGE_PARTITION_SIZE := 209715200
+BOARD_CACHEIMAGE_PARTITION_SIZE := 69206016
+BOARD_CACHEIMAGE_FILE_SYSTEM_TYPE := ext4
+BOARD_FLASH_BLOCK_SIZE := 512
+TARGET_USERIMAGES_SPARSE_EXT_DISABLED := true