diff --git a/backend/shared/security-common/src/main/java/com/deepdata/common/security/JwtUtils.java b/backend/shared/security-common/src/main/java/com/deepdata/common/security/JwtUtils.java
index 651126b..2ef702f 100644
--- a/backend/shared/security-common/src/main/java/com/deepdata/common/security/JwtUtils.java
+++ b/backend/shared/security-common/src/main/java/com/deepdata/common/security/JwtUtils.java
@@ -95,11 +95,11 @@ public class JwtUtils {
      */
     public String refreshToken(String token) {
         Claims claims = getClaimsFromToken(token);
-        claims.setIssuedAt(new Date());
-        claims.setExpiration(new Date(System.currentTimeMillis() + expiration * 1000));
 
         return Jwts.builder()
             .claims(claims)
+            .issuedAt(new Date())
+            .expiration(new Date(System.currentTimeMillis() + expiration * 1000))
             .signWith(getSigningKey())
             .compact();
     }