diff --git a/install.sh b/install.sh
index 8dd5660..4555ee8 100755
--- a/install.sh
+++ b/install.sh
@@ -1,7 +1,7 @@
 #!/bin/sh
 
 # quick install (and run) script for upfast using systemd
-if [ $EUID -ne 0]
+if [ "$(id -u)" -ne 0 ]
 then
 	echo "Please run as root"
 	exit 1