diff --git a/requirements.mlval.txt b/requirements.mlval.txt
index f29c018475..3cd82f8531 100644
--- a/requirements.mlval.txt
+++ b/requirements.mlval.txt
@@ -1,6 +1,6 @@
 pycocotools==2.0.7
 pycocoevalcap==1.2
 nltk==3.8.1
-matplotlib==3.9.0
+matplotlib==3.9.1
 onnx==1.16.1
 onnxscript
\ No newline at end of file
diff --git a/requirements.txt b/requirements.txt
index bd0b687d5d..8bb20188da 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -20,7 +20,7 @@ Flask-RESTful==0.3.10
 geopy==2.4.1
 gunicorn==22.0.0
 hdbscan==0.8.37
-matplotlib==3.9.0
+matplotlib==3.9.1
 networkx==3.3
 nltk==3.8.1
 markupsafe==2.1.5