diff --git a/requirements.txt b/requirements.txt
index 9cdb240..2320700 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,7 +1,7 @@
 google-api-python-client==1.7.11
 cassandra-driver==3.20.2
 graphene==2.1.8
-flask==1.1.1
+flask==2.2.5
 flask-cors==3.0.8
 flask-mail==0.9.1
 requests