diff --git a/requirements.txt b/requirements.txt
index d48566cf95f..f80d8fb0175 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -5,7 +5,7 @@ monty==2023.9.25
 ruamel.yaml==0.17.32
 scipy==1.11.2
 tabulate==0.9.0
-matplotlib==3.7.2
+matplotlib==3.8.2
 palettable==3.3.0
 spglib==2.0.2
 pandas==2.0.3