diff --git a/docs/source/usersguide/cross_sections.rst b/docs/source/usersguide/cross_sections.rst
index e6a79815f9..636b44db46 100644
--- a/docs/source/usersguide/cross_sections.rst
+++ b/docs/source/usersguide/cross_sections.rst
@@ -11,7 +11,7 @@ or multi-group mode.
 In continuous-energy mode, OpenMC uses a native `HDF5
 <https://support.hdfgroup.org/HDF5/>`_ format (see :ref:`io_nuclear_data`) to
 store all nuclear data. Pregenerated HDF5 libraries can be found at
-https://openmc.mcs.anl.gov; unless you have specific data needs, it is highly
+https://openmc.org; unless you have specific data needs, it is highly
 recommended to use one of the pregenerated libraries. Alternatively, if you have
 ACE format data that was produced with NJOY_, such as that distributed with
 MCNP_ or Serpent_, it can be converted to the HDF5 format using the :ref:`using
@@ -61,7 +61,7 @@ Using Pregenerated Libraries
 ----------------------------
 
 Various evaluated nuclear data libraries have been processed into the HDF5
-format required by OpenMC and can be found at https://openmc.mcs.anl.gov. You
+format required by OpenMC and can be found at https://openmc.org. You
 can find both libraries generated by the OpenMC development team as well as
 libraries based on ACE files distributed elsewhere. To use these libraries,
 download the archive file, unpack it, and then set your
@@ -198,7 +198,7 @@ file, is distributed with OpenMC. The rest is available from the NNDC_, which
 provides ENDF data from the photo-atomic and atomic relaxation sublibraries of
 the ENDF/B-VII.1 library.
 
-Most of the pregenerated HDF5 libraries available at https://openmc.mcs.anl.gov
+Most of the pregenerated HDF5 libraries available at https://openmc.org
 already have photon interaction data included. If you are building a data
 library yourself, it is possible to use the Python API directly to convert
 photon interaction data from an ENDF or ACE file to an HDF5 file. The
@@ -237,7 +237,7 @@ the :class:`openmc.data.DataLibrary` class to register the .h5 files as
 described in :ref:`create_xs_library`.
 
 The `official ENDF/B-VII.1 HDF5 library
-<https://openmc.mcs.anl.gov/official-data-libraries/>`_ includes the windowed
+<https://openmc.org/official-data-libraries/>`_ includes the windowed
 multipole library, so if you are using this library, the windowed multipole data
 will already be available to you.
 
diff --git a/include/openmc/constants.h b/include/openmc/constants.h
index 6b2e6f63b7..394f90740f 100644
--- a/include/openmc/constants.h
+++ b/include/openmc/constants.h
@@ -26,7 +26,7 @@ constexpr bool VERSION_DEV {true};
 constexpr std::array<int, 3> VERSION {VERSION_MAJOR, VERSION_MINOR, VERSION_RELEASE};
 
 // HDF5 data format
-constexpr int HDF5_VERSION[] {2, 0};
+constexpr int HDF5_VERSION[] {3, 0};
 
 // Version numbers for binary files
 constexpr std::array<int, 2> VERSION_STATEPOINT {17, 0};
@@ -36,7 +36,6 @@ constexpr std::array<int, 2> VERSION_SUMMARY {6, 0};
 constexpr std::array<int, 2> VERSION_VOLUME {1, 0};
 constexpr std::array<int, 2> VERSION_VOXEL {2, 0};
 constexpr std::array<int, 2> VERSION_MGXS_LIBRARY {1, 0};
-constexpr char VERSION_MULTIPOLE[] {"v0.2"};
 
 // ============================================================================
 // ADJUSTABLE PARAMETERS
diff --git a/openmc/data/__init__.py b/openmc/data/__init__.py
index 92acc96354..277c14ca8d 100644
--- a/openmc/data/__init__.py
+++ b/openmc/data/__init__.py
@@ -1,5 +1,5 @@
 # Version of HDF5 nuclear data format
-HDF5_VERSION_MAJOR = 2
+HDF5_VERSION_MAJOR = 3
 HDF5_VERSION_MINOR = 0
 HDF5_VERSION = (HDF5_VERSION_MAJOR, HDF5_VERSION_MINOR)
 
diff --git a/tools/ci/download-xs.sh b/tools/ci/download-xs.sh
index 38a5bc4692..07ade9c70f 100755
--- a/tools/ci/download-xs.sh
+++ b/tools/ci/download-xs.sh
@@ -3,7 +3,7 @@ set -ex
 
 # Download HDF5 data
 if [[ ! -e $HOME/nndc_hdf5/cross_sections.xml ]]; then
-    wget -q -O - https://anl.box.com/shared/static/u1g3n8iai0u1n5f6ev3pg2j3ff941bqa.xz | tar -C $HOME -xJ
+    wget -q -O - https://anl.box.com/shared/static/teaup95cqv8s9nn56hfn7ku8mmelr95p.xz | tar -C $HOME -xJ
 fi
 
 # Download ENDF/B-VII.1 distribution