diff --git a/CMakeLists.txt b/CMakeLists.txt
index a113342d..929b1c6c 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -4,7 +4,7 @@ if(NOT CMAKE_BUILD_TYPE)
 endif()
 project(h5fortran
   LANGUAGES C Fortran
-  VERSION 2.8.1
+  VERSION 2.8.2
   DESCRIPTION "thin, light, easy HDF5 Fortran interface"
   HOMEPAGE_URL https://github.com/scivision/h5fortran)
 enable_testing()
diff --git a/cmake/hdf5.cmake b/cmake/hdf5.cmake
index 23876bc9..31210a9e 100644
--- a/cmake/hdf5.cmake
+++ b/cmake/hdf5.cmake
@@ -5,14 +5,6 @@ set(HDF5_USE_STATIC_LIBRARIES true)
 if(WIN32 AND CMAKE_Fortran_COMPILER_ID STREQUAL Intel)
   set(HDF5_NO_FIND_PACKAGE_CONFIG_FILE true)
   set(HDF5_USE_STATIC_LIBRARIES false)
-
-  if(NOT HDF5_ROOT)
-    # help CMake find binary HDF5
-    file(GLOB _h5guess "c:/Program Files/HDF_Group/HDF5/1.1*/")
-    if(EXISTS ${_h5guess})
-      set(HDF5_ROOT ${_h5guess})
-    endif()
-  endif()
 endif()
 
 find_package(HDF5 COMPONENTS Fortran HL)
diff --git a/meson.build b/meson.build
index 6b889cba..8827f3ea 100644
--- a/meson.build
+++ b/meson.build
@@ -1,6 +1,6 @@
 project('h5fortran', 'fortran',
   meson_version : '>=0.52.0',
-  version : '2.8.1',
+  version : '2.8.2',
   default_options : ['default_library=static', 'buildtype=release', 'warning_level=3'])
 
 subdir('meson')
diff --git a/src/write.f90 b/src/write.f90
index 19ad6750..d6e9bbfd 100644
--- a/src/write.f90
+++ b/src/write.f90
@@ -3,7 +3,7 @@
 use hdf5, only: &
 h5screate_f, H5S_SCALAR_F, &
 h5dcreate_f, &
-h5pset_chunk_f, h5pset_deflate_f, h5pset_shuffle_f, h5pcreate_f, H5P_DATASET_CREATE_F, h5pclose_f, &
+h5pset_chunk_f, h5pset_deflate_f, h5pset_shuffle_f, h5pset_fletcher32_f, h5pcreate_f, H5P_DATASET_CREATE_F, h5pclose_f, &
 h5gopen_f, h5gclose_f
 
 use H5LT, only: h5ltpath_valid_f, h5ltset_attribute_string_f, h5ltmake_dataset_string_f
@@ -125,6 +125,9 @@ subroutine hdf_set_deflate(self, dims, pid, ierr, chunk_size)
 call h5pset_shuffle_f(pid, ierr)
 if (check(ierr, 'ERROR: enable Shuffle ' // self%filename)) return
 
+call h5pset_fletcher32_f(pid, ierr)
+if (check(ierr, 'ERROR: enable Fletcher32 checksum ' // self%filename)) return
+
 call h5pset_deflate_f(pid, self%comp_lvl, ierr)
 if (check(ierr, 'ERROR: enable Deflate compression ' // self%filename)) return
 
@@ -158,7 +161,8 @@ subroutine guess_chunk_size(dims, chunk_size)
 dset_size = product(chunk_size) * TYPESIZE
 target_size = int(CHUNK_BASE * (2**log10(real(dset_size) / 1e6)), hsize_t)
 if (target_size > CHUNK_MAX) target_size = CHUNK_MAX
-print *,'target_size [bytes]: ',target_size
+
+! print *,'target_size [bytes]: ',target_size
 
 i = 0
 do