diff --git a/pyproject.toml b/pyproject.toml
index 432b3ed..7f8905c 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -70,7 +70,7 @@ readme = "README.md"
 
 [tool.poetry.dependencies]
 python = ">=3.10, <3.12"
-flask-multipass = {extras = ["saml"], version = "0.4.9"}
+flask-multipass = {extras = ["saml"], version = "0.5.3"}
 indico = "3.2.9"
 flask_sqlalchemy = "3.0.3"