diff --git a/requirements.txt b/requirements.txt
index 1a0a13f..201d2af 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,4 +4,4 @@ numpy==1.18.1
 soundfile==0.10.3.post1
 gunicorn==20.0.4 
 scipy==1.4.1
-flask==1.1.1
+flask==2.2.5