Senate Republican leaders will face intense pressure next week to call up legislation that would improve the nation’s gun background check system, but had no firm plans to do so, and instead was set to vote on judicial nominees and Trump’s pick to serve as the deputy budget director.

Much of the action on gun control legislation next week is likely to happen behind the scenes, where Republicans and Democrats are working on modifications to a bill that would provide incentives and punishments aimed at ensuring adequate reporting to the background check database used by gun shop owners to determine whether a person can purchase a firearm.