diff --git a/install_easy.sh b/install_easy.sh
index d0913c4..a6f056e 100755
--- a/install_easy.sh
+++ b/install_easy.sh
@@ -801,7 +801,7 @@ check_dns_spoof()
 {
 	# $1 - domain
 	# $2 - public DNS
-	echo $1 | "$EXEDIR/mdig/mdig" --threads=10 --family=4 >"$DNSCHECK_DIG1"
+	echo $1 | "$EXEDIR/mdig/mdig" --family=4 >"$DNSCHECK_DIG1"
 	nslookup $1 $2 | sed -n '/Name:/,$p' | grep ^Address | grep -oE '([0-9]{1,3}\.){3}[0-9]{1,3}' >"$DNSCHECK_DIG2"
 	# check whether system resolver returns anything other than public DNS
 	grep -qvFf "$DNSCHECK_DIG2" "$DNSCHECK_DIG1"