diff --git a/src/test/regress/pg_regress_multi.pl b/src/test/regress/pg_regress_multi.pl
index 9bdbb1c19..f2da7bec8 100755
--- a/src/test/regress/pg_regress_multi.pl
+++ b/src/test/regress/pg_regress_multi.pl
@@ -406,6 +406,8 @@ push(@pgOptions, '-c', "max_parallel_workers_per_gather=0");
 # Allow CREATE SUBSCRIPTION to work
 push(@pgOptions, '-c', "wal_level=logical");
 
+push(@pgOptions, '-c', "max_connections=1000");
+
 # Citus options set for the tests
 push(@pgOptions, '-c', "citus.shard_count=4");
 push(@pgOptions, '-c', "citus.shard_max_size=1500kB");