diff --git a/package/lean/autocore/files/arm/cpuinfo b/package/lean/autocore/files/arm/cpuinfo
index 3b5c115e69..19d76b82c4 100755
--- a/package/lean/autocore/files/arm/cpuinfo
+++ b/package/lean/autocore/files/arm/cpuinfo
@@ -23,7 +23,7 @@ elif grep -q "ipq40xx" "/etc/openwrt_release"; then
 	cpu_temp="$(sensors | grep -Eo '\+[0-9]+.+C' | sed ':a;N;$!ba;s/\n/ /g;s/+//g')"
 else
 	[ -e "/sys/class/thermal/thermal_zone0/temp" ] && \
-		cpu_temp="$(awk "BEGIN{printf (\"%.1f\n\",$(cat "/sys/class/thermal/thermal_zone0/temp")/1000)}")°C"
+		cpu_temp="$(awk '{printf("%.1f°C", $0 / 1000)}' /sys/class/thermal/thermal_zone0/temp)"
 fi
 
 if [ -z "${cpu_freq}" ] && [ -z "${cpu_temp}" ]; then