diff --git a/requirements.txt b/requirements.txt
index 3440cc8..8360492 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,7 +4,7 @@
 # in `lib/` subdirectory.
 #
 # Note: The `lib` directory is added to `sys.path` by `appengine_config.py`.
-flask==2.3.3
+flask==3.0.0
 flask_limiter
 Faker
 nltk
\ No newline at end of file