diff --git a/src/session/session_redis.go b/src/session/session_redis.go
index 64401c3..7032081 100644
--- a/src/session/session_redis.go
+++ b/src/session/session_redis.go
@@ -85,7 +85,24 @@ func (m *RedisStore) Get(sessionID string) (*SessionData, error) {
 	}
 	return &session_data, nil
 }
+
 func (m *RedisStore) Update(sessionID string, session *SessionData) error {
+	hashedSession := hashSession(sessionID)
+
+	data, err := json.Marshal(*session)
+	if err != nil {
+		return ErrSessionBackend
+	}
+
+	updated, err := m.client.SetXX(m.ctx, hashedSession, data, 0).Result()
+	if err != nil {
+		logging.Error(err.Error())
+		return ErrSessionBackend
+	}
+
+	if !updated {
+		return ErrSessionNotFound
+	}
 	return nil
 }