diff --git a/requirements.txt b/requirements.txt
index b1f405e9..a6f8c9cd 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
 numpy==1.26.4
-ortools==9.7.2996
+ortools==9.11.4210
 pandas==2.1.1
 sympy==1.12