diff --git a/requirements.txt b/requirements.txt
index 842cf0e..a0895d3 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,3 +1,3 @@
 Flask==2.3.2
 ortools==9.2.9972
-gunicorn==20.1.0
\ No newline at end of file
+gunicorn==22.0.0
\ No newline at end of file