diff --git a/tagbase_server/requirements.txt b/tagbase_server/requirements.txt
index 95e5015..50f1868 100644
--- a/tagbase_server/requirements.txt
+++ b/tagbase_server/requirements.txt
@@ -1,7 +1,7 @@
 connexion[swagger-ui]==2.14.2
 flask[async]==2.2.5
 flask-cors==4.0.0
-gunicorn==21.2.0
+gunicorn==22.0.0
 pandas==2.1.1
 parmap>=1.7.0
 patool>=1.12