diff --git a/test/t/048_ivfflat_vacuum_insert.pl b/test/t/048_ivfflat_vacuum_insert.pl
index d518735..11b38f4 100644
--- a/test/t/048_ivfflat_vacuum_insert.pl
+++ b/test/t/048_ivfflat_vacuum_insert.pl
@@ -21,6 +21,7 @@ $node->safe_psql("postgres",
 );
 $node->safe_psql("postgres", "CREATE INDEX ON tst USING ivfflat (v vector_l2_ops) WITH (lists = 10);");
 
+# Test no errors
 $node->pgbench(
     "--no-vacuum --client=5 --transactions=1500",
     0,