diff --git a/contrib/intarray/bench/bench.pl b/contrib/intarray/bench/bench.pl
index 4e18624b9c2..b3097a02461 100755
--- a/contrib/intarray/bench/bench.pl
+++ b/contrib/intarray/bench/bench.pl
@@ -70,7 +70,8 @@ if ( $opt{v} ) {
 }
 
 if ( $opt{e} ) {
-	$dbi->do("explain $sql");
+	my @plan = map { "$_->[0]\n" } @{$dbi->selectall_arrayref("explain $sql")};
+	print @plan;
 }
 
 my $t0 = [gettimeofday];