diff --git a/backend/api/admin.go b/backend/api/admin.go
index 63e5b29..777605c 100644
--- a/backend/api/admin.go
+++ b/backend/api/admin.go
@@ -5,7 +5,6 @@ import (
 	"fmt"
 	"math"
 	"strings"
-	"time"
 
 	"github.com/gofiber/fiber/v2"
 )
@@ -48,9 +47,7 @@ func (s *Server) GetUsers(c *fiber.Ctx) error {
 			Referral:   user.Referral,
 			RecomCode:  user.RecommenderCode,
 			SignUpDate: user.CreatedAt.Format("06.01.02 15:04:05"),
-			// Mysql DB의 time_zone이 Asia/Seoul이여도, Default로 생성되는 값에만 적용되고 Update로 변환되는 argument에는 적용되지 않는다.
-			// LastAccess 필드는 Default로 생성되지 않고, update되기 때문에 client에게 제공할 때 별도의 time zone 변환이 필요하다.
-			LastAccess: user.LastAccessedAt.Time.In(time.Local).Format("06.01.02 15:04:05"),
+			LastAccess: user.LastAccessedAt.Time.Format("06.01.02 15:04:05"),
 		})
 	}
 	return c.Status(fiber.StatusOK).JSON(response)
diff --git a/backend/db/sqlc/transactions.go b/backend/db/sqlc/transactions.go
index 49d0826..d277f71 100644
--- a/backend/db/sqlc/transactions.go
+++ b/backend/db/sqlc/transactions.go
@@ -169,7 +169,8 @@ func (store *SqlStore) CheckAttendTx(ctx context.Context, arg CheckAttendTxParam
 		lastAccessed = user.LastAccessedAt.Time
 
 		_, err = q.UpdateUserLastAccessedAt(ctx, UpdateUserLastAccessedAtParams{
-			LastAccessedAt: sql.NullTime{Time: time.Now(), Valid: true},
+			// Mysql DB의 time_zone이 Asia/Seoul이여도, Default로 생성되는 값에만 적용되고 Update로 변환되는 argument에는 UTC가 적용된다.
+			LastAccessedAt: sql.NullTime{Time: time.Now().Add(9 * time.Hour), Valid: true},
 			UserID:         arg.UserID,
 		})
 
diff --git a/backend/db/sqlc/users_test.go b/backend/db/sqlc/users_test.go
index 769206e..9bdc9a1 100644
--- a/backend/db/sqlc/users_test.go
+++ b/backend/db/sqlc/users_test.go
@@ -31,23 +31,21 @@ func TestLastaccessedAt(t *testing.T) {
 	store := newTestStore(t)
 
 	userID := "coactadmin"
-	zone, err := time.LoadLocation("Asia/Seoul")
-	require.NoError(t, err)
 
-	// zone = time.UTC
-	now := time.Now().In(zone)
+	now := time.Now()
 
-	_, err = store.UpdateUserLastAccessedAt(context.Background(), UpdateUserLastAccessedAtParams{
-		LastAccessedAt: sql.NullTime{Time: now.Add(9 * time.Hour), Valid: true},
+	_, err := store.UpdateUserLastAccessedAt(context.Background(), UpdateUserLastAccessedAtParams{
+		LastAccessedAt: sql.NullTime{Time: now, Valid: true},
 		UserID:         userID,
 	})
 	require.NoError(t, err)
 
 	userA, err := store.GetUser(context.Background(), userID)
 	require.NoError(t, err)
-	require.WithinDuration(t, now, userA.LastAccessedAt.Time, time.Second*5)
 
-	compareTime := time.Date(time.Now().Year(), time.Now().Month(), time.Now().Day(), time.Now().Hour()-1, 0, 0, 0, time.Local)
-	require.True(t, compareTime.Before(userA.LastAccessedAt.Time))
-	t.Log(compareTime, userA.LastAccessedAt.Time)
+	crZ, _ := userA.CreatedAt.Zone()
+	laZ, _ := userA.LastAccessedAt.Time.Zone()
+	nowZ, _ := now.Zone()
+	t.Logf("now: %v, created_at: %v, last_accessed_at: %v", nowZ, crZ, laZ)
+	t.Logf("now: %v, last_accessed_at: %v", now, userA.LastAccessedAt.Time)
 }