diff --git a/pyproject.toml b/pyproject.toml
index 376db72..800f2a9 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -57,7 +57,7 @@ dependencies = [
 # - It depends on a couple of heavyweight libs (py4j and tornado) that aren't necessary otherwise
 plot = [
   # When updating, check plotting works in GUI. Must keep pinned to a specific, tested version.
-  "matplotlib==3.10.7",
+  "matplotlib==3.10.9",
   # Python <-> Java communication, to spawn matplotlib plots in GUI
   "py4j",
   # Tornado webserver used by custom backend