diff --git a/core/busybox/checksums b/core/busybox/checksums
index 7eb57290..c4fa328a 100644
--- a/core/busybox/checksums
+++ b/core/busybox/checksums
@@ -1,5 +1,5 @@
 d0f940a72f648943c1f2211e0e3117387c31d765137d92bd8284a3fb9752a998  busybox-1.31.1.tar.bz2
-cc63bbb98f4e113c4e518bdb81671e34dbb30623104ad95cdc0f71b847fb505c  .config
+20e057756b0e2733785a2adcc525dd47d69190ba8e67058f39f6aee614ba1b8b  .config
 da3ef90a65abcbd112fa98a00799745d88d568cde290e049a5380dfc74de620a  .config-suid
 814dea14ac612125e97dcc1d619219b2c9dfc14850bf48d858421fb2c98eca12  crond.run
 4a5981f4b0d791fe9b84b0b2e01ae905f6565c8245b3cd603e6decf34ddad71a  syslogd.run
diff --git a/core/busybox/files/.config b/core/busybox/files/.config
index 542b866c..133d9f63 100644
--- a/core/busybox/files/.config
+++ b/core/busybox/files/.config
@@ -634,13 +634,13 @@ CONFIG_DEFAULT_DEPMOD_FILE="modules.dep"
 # CONFIG_LOSETUP is not set
 CONFIG_LSPCI=y
 CONFIG_LSUSB=y
-# CONFIG_MDEV is not set
-# CONFIG_FEATURE_MDEV_CONF is not set
-# CONFIG_FEATURE_MDEV_RENAME is not set
-# CONFIG_FEATURE_MDEV_RENAME_REGEXP is not set
-# CONFIG_FEATURE_MDEV_EXEC is not set
-# CONFIG_FEATURE_MDEV_LOAD_FIRMWARE is not set
-# CONFIG_FEATURE_MDEV_DAEMON is not set
+CONFIG_MDEV=y
+CONFIG_FEATURE_MDEV_CONF=y
+CONFIG_FEATURE_MDEV_RENAME=y
+CONFIG_FEATURE_MDEV_RENAME_REGEXP=y
+CONFIG_FEATURE_MDEV_EXEC=y
+CONFIG_FEATURE_MDEV_LOAD_FIRMWARE=y
+CONFIG_FEATURE_MDEV_DAEMON=y
 # CONFIG_MESG is not set
 # CONFIG_FEATURE_MESG_ENABLE_ONLY_GROUP is not set
 # CONFIG_MKE2FS is not set
diff --git a/core/busybox/version b/core/busybox/version
index c402210d..65feea05 100644
--- a/core/busybox/version
+++ b/core/busybox/version
@@ -1 +1 @@
-1.31.1 1
+1.31.1 2