diff --git a/requirements/requirements_docs.txt b/requirements/requirements_docs.txt
index 2b748a635..5b0f2632e 100644
--- a/requirements/requirements_docs.txt
+++ b/requirements/requirements_docs.txt
@@ -12,5 +12,5 @@ sphinx-gallery==0.19.0
 ansys_sphinx_theme==1.4.1
 sphinx-autodoc-typehints==3.0.1
 pyvista==0.45.2
-vtk==9.3.1
+vtk==9.4.2
 sphinx-design===0.6.1
diff --git a/requirements/requirements_test.txt b/requirements/requirements_test.txt
index 8b2403c53..ec400af90 100644
--- a/requirements/requirements_test.txt
+++ b/requirements/requirements_test.txt
@@ -3,4 +3,4 @@ pytest-cov==6.1.1
 pytest-rerunfailures==15.1
 pytest==8.3.5
 pyvista==0.45.2
-vtk==9.3.1
+vtk==9.4.2