diff --git a/pyproject.toml b/pyproject.toml
index 09629475..a51b6348 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -24,7 +24,7 @@ packages=[{ include = 'flask_session'}]
 
 [tool.poetry.dependencies]
 python = "^3.7.2"
-Flask = "^2.2.2"
+Flask = "^3.0.0"
 cachelib = "^0.10.0"
 pytz = "^2022.2.1"