diff --git a/webmin-install.sh b/webmin-install.sh
index bbcb127..14f1aa2 100644
--- a/webmin-install.sh
+++ b/webmin-install.sh
@@ -1,6 +1,14 @@
+if [ "$(id -u)" -ne 0 ]; then
+    echo "${RED}Error:${NORMAL} \`setup-repos.sh\` script must be run as root!" >&2
+    exit 1
+fi
+
 sudo cp /etc/apt/sources.list /etc/apt/sources.list.bak
 
-sudo curl https://raw.githubusercontent.com/webmin/webmin/master/setup-repos.sh | sh
+sudo curl -o setup-repos.sh https://raw.githubusercontent.com/webmin/webmin/master/setup-repos.sh
+sudo sh setup-repos.sh
 
 sudo apt-get update
 sudo apt-get install webmin -y
+
+rm setup-repos.sh