diff --git a/cmd/pg-pubsub-demo/main.go b/cmd/pg-pubsub-demo/main.go
index 744348d..2ade756 100644
--- a/cmd/pg-pubsub-demo/main.go
+++ b/cmd/pg-pubsub-demo/main.go
@@ -32,7 +32,6 @@ func run(ctx context.Context) error {
 	return with.PSQL(ctx, *c, func(pg *sql.DB) error {
 		log.Println("setup...")
 		if _, err := pg.ExecContext(ctx, `
-			DROP SCHEMA IF EXISTS "pubsub" CASCADE;
 			CREATE SCHEMA IF NOT EXISTS "pubsub";
 
 			CREATE TABLE IF NOT EXISTS "pubsub".topic (