The current code (lines 52-54) sets the new maximum capacity to `reading.wh_generated`: ```Python max_capacity = self.redis.hget(key, SiteStats.MAX_CAPACITY) if not max_capacity or reading.current_capacity > float(max_capacity): self.redis.hset(key, SiteStats.MAX_CAPACITY, reading.wh_generated) ``` Instead, line 54 should set it to `reading.current_capacity`: ```Python self.redis.hset(key, SiteStats.MAX_CAPACITY, reading.current_capacity) ```