diff --git a/backend/package.json b/backend/package.json
index 53bff15..b1a42f4 100644
--- a/backend/package.json
+++ b/backend/package.json
@@ -1,6 +1,6 @@
 {
   "name": "sub-store",
-  "version": "2.14.406",
+  "version": "2.14.407",
   "description": "Advanced Subscription Manager for QX, Loon, Surge, Stash and ShadowRocket.",
   "main": "src/main.js",
   "scripts": {
diff --git a/backend/src/core/proxy-utils/index.js b/backend/src/core/proxy-utils/index.js
index fe9f520..1b08143 100644
--- a/backend/src/core/proxy-utils/index.js
+++ b/backend/src/core/proxy-utils/index.js
@@ -327,6 +327,9 @@ function formatTransportPath(path) {
 }
 
 function lastParse(proxy) {
+    if (typeof proxy.cipher === 'string') {
+        proxy.cipher = proxy.cipher.toLowerCase();
+    }
     if (typeof proxy.password === 'number') {
         proxy.password = numberToString(proxy.password);
     }