diff --git a/requirements.txt b/requirements.txt
index a21eee7..5b838b7 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,10 +1,12 @@
 # Django
-django
+django===3.2
 # Servidor para Django
-uvicorn
+uvicorn===0.13.4
 # Conector para PostgreSQL
-psycopg2-binary
+psycopg2-binary===2.8.6
 # Channels
 channels==2.4.0
 # Conector de Redis para Channels
-channels_redis
+channels_redis===3.2.0
+# Linter
+black