diff --git a/src/db/migrations.sql b/src/db/migrations.sql
index 9798aa9..164a31a 100644
--- a/src/db/migrations.sql
+++ b/src/db/migrations.sql
@@ -20,3 +20,7 @@ CREATE TABLE sessions (
 
 CREATE INDEX idx_sessions_user_id ON sessions(user_id);
 CREATE INDEX idx_sessions_expires_at ON sessions(expires_at);
+
+-- Migration 002: add role column
+ALTER TABLE users ADD COLUMN role VARCHAR(32) NOT NULL DEFAULT 'user';
+CREATE INDEX idx_users_role ON users(role);