diff --git a/backend/package.json b/backend/package.json
index c834708..b235088 100644
--- a/backend/package.json
+++ b/backend/package.json
@@ -1,6 +1,6 @@
 {
   "name": "sub-store",
-  "version": "2.14.335",
+  "version": "2.14.336",
   "description": "Advanced Subscription Manager for QX, Loon, Surge, Stash and ShadowRocket.",
   "main": "src/main.js",
   "scripts": {
diff --git a/backend/src/core/proxy-utils/producers/sing-box.js b/backend/src/core/proxy-utils/producers/sing-box.js
index c4e11d1..dafb483 100644
--- a/backend/src/core/proxy-utils/producers/sing-box.js
+++ b/backend/src/core/proxy-utils/producers/sing-box.js
@@ -202,8 +202,8 @@ const tlsParser = (proxy, parsedProxy) => {
         parsedProxy.tls.alpn = [proxy.alpn];
     } else if (Array.isArray(proxy.alpn)) parsedProxy.tls.alpn = proxy.alpn;
     if (proxy.ca) parsedProxy.tls.certificate_path = `${proxy.ca}`;
-    if (proxy.ca_str) parsedProxy.tls.certificate = proxy.ca_str;
-    if (proxy['ca-str']) parsedProxy.tls.certificate = proxy['ca-str'];
+    if (proxy.ca_str) parsedProxy.tls.certificate = [proxy.ca_str];
+    if (proxy['ca-str']) parsedProxy.tls.certificate = [proxy['ca-str']];
     if (proxy['client-fingerprint'] && proxy['client-fingerprint'] !== '')
         parsedProxy.tls.utls = {
             enabled: true,