diff --git a/requirements.txt b/requirements.txt
index f6e775a7b60..77e87114a15 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -11,7 +11,7 @@ matplotlib<3.7.3
 modeci_mdf<0.5, >=0.3.4; (platform_machine == 'AMD64' or platform_machine == 'x86_64') and platform_python_implementation == 'CPython' and implementation_name == 'cpython'
 networkx<3.2
 numpy>=1.19.0, <1.24.5
-optuna<3.4.0
+optuna<3.5.0
 packaging<24.0
 pandas<2.1.1
 pillow<10.2.0