diff --git a/install_amavis.sh b/install_amavis.sh
index 81d6001..f476934 100755
--- a/install_amavis.sh
+++ b/install_amavis.sh
@@ -344,7 +344,7 @@ echo -e "\033[32m--\033[m"
 echo ""
 echo "Should this mail server support Cyrus SASL authentication?"
 echo ""
-while [[ "$SASL_AUTH_ENABLED" != "yes" && "$SASL_AUTH_ENABLED" != "yes" ]];do
+while [[ "$SASL_AUTH_ENABLED" != "yes" && "$SASL_AUTH_ENABLED" != "no" ]];do
 
    if [[ -n "$_SASL_AUTH_ENABLED" ]]; then
       echononl "Support Cyrus SASL authentication [${_SASL_AUTH_ENABLED}]: "