diff --git a/src/transaction/transaction.service.ts b/src/transaction/transaction.service.ts
index c6f83f9..c13654d 100644
--- a/src/transaction/transaction.service.ts
+++ b/src/transaction/transaction.service.ts
@@ -341,13 +341,10 @@ export class TransactionService {
     //   );
     // } else {
 
-    const d = new Date();
-    let ms = d.getMilliseconds();
-
     const trxId = Array(6)
         .fill(null)
         .map(() => {
-          return Math.round(Math.random() * 16).toString(16) + ms.toString();
+          return Math.round(Math.random() * 16).toString(16);
         })
         .join('');
 
@@ -601,13 +598,17 @@ export class TransactionService {
       }
 
       //HIT API SUPPLIER
-      const d = new Date();
-      let ms = d.getMilliseconds();
+      let hexString = uuid.v4();
+
+      // remove decoration
+      hexString = hexString.replace(/-/g, '');
+
+      let base64String = Buffer.from(hexString, 'hex').toString('base64');
 
       const trxId = Array(6)
           .fill(null)
           .map(() => {
-            return Math.round(Math.random() * 16).toString(16) + ms.toString();
+            return Math.round(Math.random() * 16).toString(16) + base64String;
           })
           .join('');
 
@@ -851,12 +852,10 @@ export class TransactionService {
     }
 
     //HIT API SUPPLIER
-    const d = new Date();
-    let ms = d.getMilliseconds();
     const trxId = Array(6)
         .fill(null)
         .map(() => {
-          return Math.round(Math.random() * 16).toString(16) + ms.toString();
+          return Math.round(Math.random() * 16).toString(16);
         })
         .join('');
 
@@ -1005,13 +1004,10 @@ export class TransactionService {
         userData.partner?.id,
     );
     //HIT API SUPPLIER
-    const d = new Date();
-    let ms = d.getMilliseconds();
-
     const trxId = Array(6)
         .fill(null)
         .map(() => {
-          return Math.round(Math.random() * 16).toString(16) + ms.toString();
+          return Math.round(Math.random() * 16).toString(16);
         })
         .join('');