(5)Experience gained during that subsequent trial period indicated that a feedback mechanism within JSTs may be useful to ensure their effective functioning, better collaboration and dialogue, and to further build trust and openness in these teams. The feedback mechanism should therefore be continued and used on a regular basis. However, in order to accommodate revisions that need to be made to the feedback mechanism, it is necessary to adopt a new Decision. Therefore, Decision (EU) 2017/274 (ECB/2017/6) should be repealed and replaced by this Decision.