diff --git a/config b/config
index 2030369..3673748 100644
--- a/config
+++ b/config
@@ -6129,7 +6129,11 @@ CONFIG_OMFS_FS=m
 # CONFIG_HPFS_FS is not set
 # CONFIG_QNX4FS_FS is not set
 # CONFIG_QNX6FS_FS is not set
-CONFIG_ROMFS_FS=m 
+CONFIG_ROMFS_FS=m
+CONFIG_ROMFS_BACKED_BY_BLOCK=y
+# CONFIG_ROMFS_BACKED_BY_MTD is not set
+# CONFIG_ROMFS_BACKED_BY_BOTH is not set
+CONFIG_ROMFS_ON_BLOCK=y
 CONFIG_PSTORE=y
 # CONFIG_PSTORE_CONSOLE is not set
 # CONFIG_PSTORE_FTRACE is not set
diff --git a/config.x86_64 b/config.x86_64
index a9f9954..e308064 100644
--- a/config.x86_64
+++ b/config.x86_64
@@ -5890,7 +5890,11 @@ CONFIG_OMFS_FS=m
 # CONFIG_HPFS_FS is not set
 # CONFIG_QNX4FS_FS is not set
 # CONFIG_QNX6FS_FS is not set
-CONFIG_ROMFS_FS=m 
+CONFIG_ROMFS_FS=m
+CONFIG_ROMFS_BACKED_BY_BLOCK=y
+# CONFIG_ROMFS_BACKED_BY_MTD is not set
+# CONFIG_ROMFS_BACKED_BY_BOTH is not set
+CONFIG_ROMFS_ON_BLOCK=y
 CONFIG_PSTORE=y
 # CONFIG_PSTORE_CONSOLE is not set
 # CONFIG_PSTORE_FTRACE is not set