diff --git a/requirements.txt b/requirements.txt
index 92cc841..0c7386f 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
-Flask==3.0.0
+Flask==3.0.3
 tweepy~=4.14.0
 pillow
 # reference: https://note.nkmk.me/en/python-pip-install-requirements/