diff --git a/Makefile b/Makefile
index cba4a94..da5f64f 100644
--- a/Makefile
+++ b/Makefile
@@ -46,8 +46,8 @@ UCODE:=		$(shell grep microcode /proc/cpuinfo | sort | uniq | awk '{print $$NF}'
 KERN:=		$(shell uname -svm)
 CLANGV:=	$(shell clang -v 2>&1 | head -n 1)
 GCCV:=		$(shell gcc -v 2>&1 | grep 'gcc version')
-VULN1:=		$(strip $(shell LC_ALL=en_US.UTF-8 lscpu | grep 'Spectre v1' | cut -d":" -f 2-))
-VULN2:=		$(strip $(shell LC_ALL=en_US.UTF-8 lscpu | grep 'Spectre v2' | cut -d":" -f 2-))
+VULN1:=		$(shell cat /sys/devices/system/cpu/vulnerabilities/spectre_v1)
+VULN2:=		$(shell cat /sys/devices/system/cpu/vulnerabilities/spectre_v2)
 
 ifndef PROGRESS
 HIT_TOTAL != ${MAKE} ${MAKECMDGOALS} --dry-run PROGRESS="HIT_MARK" | grep -c "HIT_MARK"