diff --git a/inc/certs.inc b/inc/certs.inc
index 57f862f6..7c668d01 100755
--- a/inc/certs.inc
+++ b/inc/certs.inc
@@ -1,7 +1,7 @@
 #!/usr/bin/env bash
 NEWCERT(){
 	CERTTEST=0
-	if [ ${3} -eq 0 ] || [ ${3} -eq 1 ]; then
+	if [ "${3}" != "" ] && ([ ${3} -eq 0 ] || [ ${3} -eq 1 ]); then
 		NEW_CERT=${1}
 		CERTTEST=${3}
 	else