More than three-fifths of governors deciding new district lines in the 2020 cycle will be elected this year, a new study by the National Conference of State Legislatures found.

One-third of state senators country-wide and all Alabama lawmakers will elected during the 2018 midterms will still be in office during the next redistricting cycle, the state government policy research group found. While redistricting seems a long way away, experts say the governorship and state races mean parties should be focusing on this year’s midterms.

“People keep saying we’ll know more by 2020, we need to look ahead to 2020,” said Justin Levitt, a professor and gerrymandering researcher at Loyola Law School. “But people need to make sure they aren’t missing the election happening right now.”

Read more: Roll Call, May 24, 2018