diff --git a/.github/workflows/etc/requirements.txt b/.github/workflows/etc/requirements.txt
index b48d2b6484..349413604b 100644
--- a/.github/workflows/etc/requirements.txt
+++ b/.github/workflows/etc/requirements.txt
@@ -13,7 +13,7 @@ numba==0.57.1; python_version == '3.9'
 pyopengl==3.1.7
 
 # supplimental tools
-matplotlib==3.7.2
+matplotlib==3.8.2
 h5py==3.9.0
 
 # testing