diff --git a/vtk b/vtk
index 5e2ca5f054..a9d40452d4 160000
--- a/vtk
+++ b/vtk
@@ -1 +1 @@
-Subproject commit 5e2ca5f054de37638e7473148fddebf9a40f8c98
+Subproject commit a9d40452d46dfc8f37d0e081c77dcb2fe4b8fe48