diff --git a/aula/schema.sql b/aula/schema.sql
index 754b144..5381c4a 100644
--- a/aula/schema.sql
+++ b/aula/schema.sql
@@ -1,3 +1,5 @@
+\i schema_drop.sql;
+
 CREATE TABLE IF NOT EXISTS users (
     user_id SERIAL PRIMARY KEY,
     first_name varchar(64) NOT NULL,
diff --git a/aula/schema_drop.sql b/aula/schema_drop.sql
index 06bf8e2..adfa460 100644
--- a/aula/schema_drop.sql
+++ b/aula/schema_drop.sql
@@ -1,8 +1,8 @@
-DROP TABLE IF EXISTS users;
-DROP TABLE IF EXISTS groups;
-DROP TABLE IF EXISTS threads;
-DROP TABLE IF EXISTS messages;
-DROP TABLE IF EXISTS posts;
 DROP TABLE IF EXISTS users_threads;
 DROP TABLE IF EXISTS users_groups;
+DROP TABLE IF EXISTS messages;
+DROP TABLE IF EXISTS threads;
+DROP TABLE IF EXISTS posts;
+DROP TABLE IF EXISTS users;
+DROP TABLE IF EXISTS groups;