diff --git a/requirements/requirements_docs.txt b/requirements/requirements_docs.txt
index 6a0af3c37a..2b403181da 100644
--- a/requirements/requirements_docs.txt
+++ b/requirements/requirements_docs.txt
@@ -2,7 +2,7 @@ Sphinx==5.3.0
 ansys-dpf-core==0.6.2
 ansys-mapdl-reader==0.52.3
 ansys-sphinx-theme==0.7.1
-grpcio==1.43.0
+grpcio==1.50.0
 imageio-ffmpeg==0.4.7
 imageio==2.22.4
 jupyter_sphinx==0.4.0
@@ -17,9 +17,9 @@ pythreejs==2.4.1
 pyvista==0.37.0
 sphinx-autobuild==2021.3.14
 sphinx-autodoc-typehints==1.19.5
-sphinx-copybutton==0.5.0
+sphinx-copybutton==0.5.1
 sphinx-gallery==0.11.1
 sphinx-notfound-page==0.8.3
 sphinxcontrib-websupport==1.2.4
 sphinxemoji==0.2.0
-vtk==9.0.3
+vtk==9.2.2