diff --git a/requirements.txt b/requirements.txt
index df9205d..c32b0dd 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -6,7 +6,7 @@
 ###    connect requirements file to pycharm     ###
 ###    using external tools in settings         ###
 ###################################################
-flask==1.1.1
+flask==2.2.5
 Flask-RESTful==0.3.7
 flask-restful-swagger==0.20.1
 flask-sqlalchemy==2.4.1