diff --git a/requirements/requirements.txt b/requirements/requirements.txt
index 85ff9f8d..d401546e 100644
--- a/requirements/requirements.txt
+++ b/requirements/requirements.txt
@@ -1,7 +1,7 @@
 numpy == 1.23.2
 scipy == 1.9.0
 pandas == 1.4.3
-matplotlib == 3.5.2
+matplotlib == 3.5.3
 cvxpy == 1.2.1
 pytest == 7.1.2 # For unit test
 pytest-xdist == 2.5.0 # For unit test