diff --git a/old/requirements.txt b/old/requirements.txt
index a5669df..ae97518 100644
--- a/old/requirements.txt
+++ b/old/requirements.txt
@@ -1,5 +1,5 @@
 xgboost
-Flask==1.0.2
+Flask==2.3.2
 Flask-RESTful==0.3.6
 Flask-SQLAlchemy==2.3.2
 gunicorn==19.9.0
diff --git a/requirements.txt b/requirements.txt
index 26f1b32..6c3f884 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
 nltk==3.4.5
-Flask==1.1.1
+Flask==2.3.2
 gunicorn==20.0.0
 json5==0.8.5
 numpy==1.17.3