diff --git a/requirements.txt b/requirements.txt
index d0e546f..7e0c801 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -16,3 +16,4 @@ ua-parser==0.10.0
 urllib3==1.26.8
 user-agents==2.2.0
 Werkzeug==2.0.2
+gunicorn==20.1.0