diff --git a/ports/vtk/CONTROL b/ports/vtk/CONTROL
index 66ee71f23..0ccb59f83 100644
--- a/ports/vtk/CONTROL
+++ b/ports/vtk/CONTROL
@@ -1,5 +1,5 @@
 Source: vtk
-Version: 8.0.1-6
+Version: 8.1.0
 Description: Software system for 3D computer graphics, image processing, and visualization
 Build-Depends: zlib, libpng, tiff, libxml2, jsoncpp, glew, freetype, expat, hdf5, libjpeg-turbo, proj4, lz4, libtheora
 
diff --git a/ports/vtk/fix-find-libharu.patch b/ports/vtk/fix-find-libharu.patch
index 683f7bae6..1c66408c6 100644
--- a/ports/vtk/fix-find-libharu.patch
+++ b/ports/vtk/fix-find-libharu.patch
@@ -4,7 +4,7 @@
  
  find_path(LIBHARU_INCLUDE_DIR hpdf.h)
  
--find_library(LIBHARU_LIBRARY NAMES hpdf)
+-find_library(LIBHARU_LIBRARY NAMES hpdf hpdfs)
 +find_library(LIBHARU_LIBRARY_RELEASE NAMES hpdf libhpdf)
 +find_library(LIBHARU_LIBRARY_DEBUG NAMES hpdfd libhpdfd)
  
diff --git a/ports/vtk/portfile.cmake b/ports/vtk/portfile.cmake
index 51f7df4c6..be344f8bf 100644
--- a/ports/vtk/portfile.cmake
+++ b/ports/vtk/portfile.cmake
@@ -1,13 +1,13 @@
 include(vcpkg_common_functions)
 
-set(VTK_SHORT_VERSION "8.0")
-set(VTK_LONG_VERSION "${VTK_SHORT_VERSION}.1")
+set(VTK_SHORT_VERSION "8.1")
+set(VTK_LONG_VERSION "${VTK_SHORT_VERSION}.0")
 
 vcpkg_from_github(
     OUT_SOURCE_PATH SOURCE_PATH
     REPO "Kitware/VTK"
     REF "v${VTK_LONG_VERSION}"
-    SHA512 3a70fa704d791d21a1e2421e6799ccc8238da5bc1fc0ab1925fb7956ccaebb7748c452faba1e7f4a2eafbc8612ed644f46f84b0cb3fe16ce539a823165feb29f
+    SHA512 09e110cba4ad9a6684e9b2af0cbb5b9053e3596ccb62aab96cd9e71aa4a96c809d96e13153ff44c28ad83015a61ba5195f7d34056707b62654c1bc057f9b9edf
     HEAD_REF "master"
 )