diff --git a/backend/flask/requirements.txt b/backend/flask/requirements.txt
index 900f1d6..7151fc1 100644
--- a/backend/flask/requirements.txt
+++ b/backend/flask/requirements.txt
@@ -2,4 +2,4 @@ numpy==1.16.2
 pandas==0.24.2
 librosa==0.6.3
 requests==2.21.0
-Flask==1.0.2
+Flask==2.3.2