diff --git a/pyproject.toml b/pyproject.toml
index b2680bca2..87ea4d71d 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -14,7 +14,7 @@ build-backend = "poetry.core.masonry.api"
 [tool.poetry.dependencies]
 python = "~3.12.7"
 timeago = "1.0.16"
-Flask = "2.3.3"
+Flask = "3.1.0"
 Flask-WTF = "1.2.1"
 Flask-Login = "0.6.3"
 Flask-Caching = "1.11.1"