diff --git a/cmake/external_hdf5/CMakeLists.txt b/cmake/external_hdf5/CMakeLists.txt
index 8f1b2ec8..3953cf8c 100644
--- a/cmake/external_hdf5/CMakeLists.txt
+++ b/cmake/external_hdf5/CMakeLists.txt
@@ -43,13 +43,13 @@ endif()
 ExternalProject_Add(external_hdf5
 #        URL         https://support.hdfgroup.org/ftp/HDF5/releases/hdf5-1.12/hdf5-1.12.1/src/hdf5-1.12.1.tar.gz
         URL         https://support.hdfgroup.org/ftp/HDF5/releases/hdf5-1.13/hdf5-1.13.1/src/hdf5-1.13.1.tar.gz
-#        URL_MD5     e4f057f0a3eb4237c7799605357a584d
-        URL_MD5     1daffd4662ba2207a96a93272244bb77
+#        URL_MD5     e4f057f0a3eb4237c7799605357a584d # 1.12.1
+        URL_MD5     1daffd4662ba2207a96a93272244bb77  # 1.13.1
         PREFIX      ${CMAKE_BINARY_DIR}
         # We need a patch here to get HDF5 to export zlib and szip as public dependencies on both static and shared targets
-#        PATCH_COMMAND ${CMAKE_COMMAND} -P ${CMAKE_CURRENT_LIST_DIR}/hdf5-link-public.patch.cmake
+        PATCH_COMMAND ${CMAKE_COMMAND} -P ${CMAKE_CURRENT_LIST_DIR}/hdf5-link-public.patch.cmake
         # We need another patch to force HDF5 to link ZLIB::ZLIB and szip-static targets rather than full paths to libraries
-#        PATCH_COMMAND ${CMAKE_COMMAND} -P ${CMAKE_CURRENT_LIST_DIR}/hdf5-link-target.patch.cmake
+        PATCH_COMMAND ${CMAKE_COMMAND} -P ${CMAKE_CURRENT_LIST_DIR}/hdf5-link-target.patch.cmake
         INSTALL_DIR ${CMAKE_INSTALL_PREFIX}
         BUILD_ALWAYS TRUE
         LIST_SEPARATOR |
@@ -76,10 +76,10 @@ ExternalProject_Add(external_hdf5
 #        -DZLIB_FOUND:BOOL=TRUE
 #        -DSZIP_FOUND:BOOL=TRUE
         -DZLIB_LIBRARY:STRING=${ZLIB_LIBRARY} # This is to force FindZLIB.cmake to find and define a target with the correct library
-        -DSZIP_LIBRARY:STRING=${SZIP_LIBRARY}
-#        -DSZIP_LIBRARY:STRING=szip-static
-#        -DZLIB_STATIC_LIBRARY:STRING=ZLIB::ZLIB  # This is to use target-based linking instead of hardcoding a path to file
-#        -DSZIP_STATIC_LIBRARY:STRING=szip-static # This is to use target-based linking instead of hardcoding a path to file
+#        -DSZIP_LIBRARY:STRING=${SZIP_LIBRARY}
+        -DSZIP_LIBRARY:STRING=szip-static
+        -DZLIB_STATIC_LIBRARY:STRING=ZLIB::ZLIB  # This is to use target-based linking instead of hardcoding a path to file
+        -DSZIP_STATIC_LIBRARY:STRING=szip-static # This is to use target-based linking instead of hardcoding a path to file
         -DZLIB_INCLUDE_DIR:PATH=${ZLIB_INCLUDE_DIR}
         -DSZIP_INCLUDE_DIR:PATH=${SZIP_INCLUDE_DIR}
 #        -DZLIB_ROOT:PATH=${ZLIB_ROOT}