diff --git a/pyproject.toml b/pyproject.toml
index aa0163e3..faa17ec7 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -66,7 +66,7 @@ docs = [
     "numpy<2",
     "gurobipy>=13.0.0",
     "ipykernel==6.29.5",
-    "matplotlib==3.9.1",
+    "matplotlib==3.11.0",
     "highspy>=1.7.1",
 ]
 dev = [