diff --git a/rastervision_pytorch_learner/requirements.txt b/rastervision_pytorch_learner/requirements.txt
index 10f0f65ab..6ebdff79f 100644
--- a/rastervision_pytorch_learner/requirements.txt
+++ b/rastervision_pytorch_learner/requirements.txt
@@ -10,6 +10,6 @@ cython==3.0.10
 pycocotools==2.0.7
 psutil==5.9.3
 opencv-python-headless==4.9.0.80
-matplotlib==3.8.4
+matplotlib==3.9.1
 tqdm==4.66.2
 onnx==1.16.0