diff --git a/setup.cfg b/setup.cfg
index fae7421..e6f1b7f 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -76,6 +76,7 @@ tutorials =
     pyvista < 0.42.3
     trame-server < 2.12.0
     viskex @ git+https://github.com/viskex/viskex.git@c8ac2d3
+    vtk < 9.4.0
 
 [flake8]
 max-line-length = 120