diff --git a/aula115.py b/aula115.py
index 32080f5..964eaeb 100644
--- a/aula115.py
+++ b/aula115.py
@@ -29,3 +29,8 @@
 # pip uninstall nome_pacote
 # Congelar (ver pacotes)
 # pip freeze
+#
+# Criando e usando um requirements.txt
+# pip freeze > requirements.txt
+# Instalando tudo do requirements.txt
+# pip install -r requirements.txt