diff --git a/requirements.txt b/requirements.txt
index 1a61be7..07cf73d 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -18,6 +18,7 @@ django-environ==0.9.0
 django-ratelimit==4.0.0
 django-smtp-ssl==1.0
 django-timezone-field==5.0
+gunicorn==20.1.0
 idna==3.3
 kombu==5.2.4
 packaging==21.3