diff --git a/requirements.txt b/requirements.txt
index d621c0b..db51d19 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -6,7 +6,7 @@ flask>=3.0,<4.0
 sqlalchemy>=2.0,<3.0
 python-dotenv>=1.0,<2.0
 marshmallow>=3.22,<4.0
-flask-limiter>=3.8,<4.0
+flask-limiter>=3.8,<5.0
 
 # Production server
 waitress>=3.0,<4.0