diff --git a/setup.sh b/setup.sh
index c54221e..df9830a 100755
--- a/setup.sh
+++ b/setup.sh
@@ -193,7 +193,7 @@ if [ "${usingSSL}" -eq 1 ]; then
                 useCertbot=1
                 break
                 ;;
-            [Nn]|'')
+            [Nn]*|'')
                 useCertbot=0
                 unset CertbotDomain
                 break