diff --git a/build.sh b/build.sh
index 9de7b5b..17a6640 100755
--- a/build.sh
+++ b/build.sh
@@ -12,7 +12,11 @@ OLD=$(pwd)
 cd ..
 mkdir initrd.dir
 cd initrd.dir
+mkdir usr ; chmod 755 usr
 mkdir bin ; chmod 755 bin
+mkdir sbin ; chmod 755 sbin
+ln -s /bin usr/bin
+ln -s /sbin usr/sbin
 cp ../initrd.dir.riscv64/bin/busybox bin/busybox ; chmod 755 bin/busybox
 cp ../initrd.dir.riscv64/init init ; chmod 755 init
 mkdir dev ; chmod 755 dev
diff --git a/riscv_defconfig b/riscv_defconfig
index f34da92..643d7c2 100644
--- a/riscv_defconfig
+++ b/riscv_defconfig
@@ -27,7 +27,7 @@ CONFIG_THREAD_INFO_IN_TASK=y
 CONFIG_INIT_ENV_ARG_LIMIT=32
 # CONFIG_COMPILE_TEST is not set
 # CONFIG_WERROR is not set
-CONFIG_LOCALVERSION="6.11.20"
+CONFIG_LOCALVERSION="6.11.21"
 # CONFIG_LOCALVERSION_AUTO is not set
 CONFIG_BUILD_SALT=""
 CONFIG_HAVE_KERNEL_GZIP=y