Exeter Chiefs head coach Rob Baxter expects his fringe players to improve as their European Challenge Cup campaign goes on.
The Chiefs conceded a late try to in their opening pool match, having made 12 changes from the side which beat London Irish.
"I expect us to be training and playing at a higher intensity week-by-week now," he told BBC Radio Devon.
"I'll demand something better next week," Baxter added.
Only Jack Nowell, Mitch Lees and Don Armand remained from the Exeter side which started the
"I'm a realist about things. We made a lot of changes to that side, and in a lot of positions we had people who hadn't played a lot of high-intensity rugby, just a bit of A-League," said Baxter.
"I know the players are frustrated, I think they're frustrated by the direction of some of the things that they did.
"But I'm not going to sit here and say it should be perfect from a group of players who haven't been playing together."