diff --git a/install.sh b/install.sh
index 47bf016..d001fc5 100644
--- a/install.sh
+++ b/install.sh
@@ -1224,7 +1224,7 @@ acmeInstallSSL() {
             if [[ "${addDNSTXTRecordStatus}" == "y" ]]; then
                 local txtAnswer=
                 txtAnswer=$(dig +nocmd "_acme-challenge.${dnsTLSDomain}" txt +noall +answer | awk -F "[\"]" '{print $2}')
-                if echo "${txtAnswer}" | grep -q "${txtValue}"; then
+                if echo "${txtAnswer}" | grep -q "^${txtValue}"; then
                     echoContent green " ---> TXT记录验证通过"
                     echoContent green " ---> 生成证书中"
                     sudo "$HOME/.acme.sh/acme.sh" --renew -d "*.${dnsTLSDomain}" -d "${dnsTLSDomain}" --yes-I-know-dns-manual-mode-enough-go-ahead-please --ecc --server "${sslType}" ${installSSLIPv6} 2>&1 | tee -a /etc/v2ray-agent/tls/acme.log >/dev/null
@@ -5411,7 +5411,7 @@ menu() {
     cd "$HOME" || exit
     echoContent red "\n=============================================================="
     echoContent green "作者:mack-a"
-    echoContent green "当前版本:v2.6.15"
+    echoContent green "当前版本:v2.6.16"
     echoContent green "Github:https://github.com/mack-a/v2ray-agent"
     echoContent green "描述:八合一共存脚本\c"
     showInstallStatus