diff --git a/js/common.js b/js/common.js
index 3cae01a..aa87151 100644
--- a/js/common.js
+++ b/js/common.js
@@ -82,15 +82,13 @@ function objectToQueryString(obj = {}) {
 function decodeKey(encrypted, key) {
     return new Promise((resolve, reject) => {
         try {
-            var decodekey = "894e129983f3a898"
-
             const encryptedData = CryptoJS.enc.Base64.parse(encrypted)
 
             const decrypted = CryptoJS.AES.decrypt(
                 {
                     ciphertext: encryptedData,
                 },
-                CryptoJS.enc.Utf8.parse(decodekey),
+                CryptoJS.enc.Utf8.parse(key),
                 {
                     mode: CryptoJS.mode.ECB,
                     padding: CryptoJS.pad.Pkcs7,