diff --git a/aviso-server/rest/requirements.txt b/aviso-server/rest/requirements.txt
index 833002e..1d3337d 100644
--- a/aviso-server/rest/requirements.txt
+++ b/aviso-server/rest/requirements.txt
@@ -2,4 +2,5 @@ uvicorn==0.27.1
 fastapi==0.110.0
 python-json-logger==2.0.7
 cloudevents==1.10.1
-rfc5424-logging-handler>=1.4.3
\ No newline at end of file
+rfc5424-logging-handler>=1.4.3
+gunicorn==21.2.0
\ No newline at end of file