diff --git a/config/sources/families/rk322x.conf b/config/sources/families/rk322x.conf
index fe77b16ecb..72e9954686 100644
--- a/config/sources/families/rk322x.conf
+++ b/config/sources/families/rk322x.conf
@@ -5,7 +5,7 @@ UBOOT_TARGET_MAP="all u-boot.itb;;u-boot-rk322x-with-spl.bin"
 UBOOT_USE_GCC='< 9.0'
 BOOTDELAY=0
 BOOTBRANCH='tag:v2020.04'
-
+ARCH=armhf
 SERIALCON=ttyS2
 
 case $BRANCH in
diff --git a/lib/build-all-ng.sh b/lib/build-all-ng.sh
index cac06c9a94..37f1675737 100644
--- a/lib/build-all-ng.sh
+++ b/lib/build-all-ng.sh
@@ -343,7 +343,7 @@ function build_all()
 						display_alert "BSP for ${BOARD} ${BRANCH} ${RELEASE}."
 						if [[ $IGNORE_HASH == yes ]]; then
 							build_main &
-							sleep 0.1
+							sleep 0.5
 							else
 							build_main
 						fi
@@ -427,3 +427,4 @@ fi
 buildall_end=$(date +%s)
 buildall_runtime=$(((buildall_end - buildall_start) / 60))
 display_alert "Runtime in total" "$buildall_runtime min" "info"
+echo $n > ${SRC}/.tmp/n