diff --git a/doc/changelog.d/175.dependencies.md b/doc/changelog.d/175.dependencies.md
new file mode 100644
index 000000000..100204a14
--- /dev/null
+++ b/doc/changelog.d/175.dependencies.md
@@ -0,0 +1 @@
+build: bump matplotlib from 3.9.2 to 3.9.3
\ No newline at end of file
diff --git a/pyproject.toml b/pyproject.toml
index 0875f3bff..974e6c731 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -30,7 +30,7 @@ dependencies = [
 [project.optional-dependencies]
 tests = [
     "ansys-dpf-core==0.13.2",
-    "matplotlib==3.9.2",
+    "matplotlib==3.9.3",
 
     "pytest==8.3.3",
     "pytest-cov==6.0.0",