diff --git a/requirements.txt b/requirements.txt
index bbe0e1e..848a73d 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
-Flask==1.1.1
+Flask==2.3.2
 marshmallow==3.3.0
 pytest==5.3.2
 python-dateutil==2.8.1
\ No newline at end of file