diff --git a/CMakeLists.txt b/CMakeLists.txt
index 21eb7d139..9d25d4abd 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 3.15...3.30)
+cmake_minimum_required(VERSION 3.19...3.30)
 
 if(CMAKE_SOURCE_DIR STREQUAL CMAKE_BINARY_DIR)
   message(FATAL_ERROR "please use out-of-source build
@@ -68,6 +68,14 @@ endif()
 
 # --- configure
 
+# Conda's HDF5 never works with the system compiler
+if(DEFINED ENV{CONDA_PREFIX})
+  list(APPEND CMAKE_IGNORE_PREFIX_PATH $ENV{CONDA_PREFIX})
+  list(APPEND CMAKE_IGNORE_PATH $ENV{CONDA_PREFIX}/bin)
+  # need CMAKE_IGNORE_PATH for CMake < 3.23
+  # and to ensure system env var PATH doesn't interfere despite CMAKE_IGNORE_PREFIX_PATH
+endif()
+
 if(FCLAW_ENABLE_HDF5 AND NOT TARGET HDF5::HDF5)
   if(FCLAW_ENABLE_SUBMODULES)
 
diff --git a/cmake/Modules/FindHDF5.cmake b/cmake/Modules/FindHDF5.cmake
index c005cb4f6..2df8d2858 100644
--- a/cmake/Modules/FindHDF5.cmake
+++ b/cmake/Modules/FindHDF5.cmake
@@ -60,12 +60,8 @@ Targets
 #]=======================================================================]
 
 include(CheckSymbolExists)
-include(CheckCSourceCompiles)
-include(CheckFortranSourceCompiles)
+include(CheckSourceCompiles)
 
-# this is to help avoid unwanted Anaconda HDF5 or stray h5cc compiler script
-set(_use_sys_env_path ${CMAKE_FIND_USE_CMAKE_ENVIRONMENT_PATH})
-set(CMAKE_FIND_USE_SYSTEM_ENVIRONMENT_PATH false)
 
 function(get_flags exec outvar)
 
@@ -656,7 +652,7 @@ endfunction(hdf5_c_wrap)
 
 function(check_c_links)
 
-list(INSERT CMAKE_REQUIRED_LIBRARIES 0 ${HDF5_C_LIBRARIES})
+list(PREPEND CMAKE_REQUIRED_LIBRARIES ${HDF5_C_LIBRARIES})
 set(CMAKE_REQUIRED_INCLUDES ${HDF5_C_INCLUDE_DIR})
 
 if(HDF5_parallel_FOUND)
@@ -699,14 +695,14 @@ else()
   ]=])
 endif(HDF5_parallel_FOUND)
 
-check_c_source_compiles("${src}" HDF5_C_links)
+check_source_compiles(C "${src}" HDF5_C_links)
 
 endfunction(check_c_links)
 
 
 function(check_fortran_links)
 
-list(INSERT CMAKE_REQUIRED_LIBRARIES 0 ${HDF5_Fortran_LIBRARIES} ${HDF5_C_LIBRARIES})
+list(PREPEND CMAKE_REQUIRED_LIBRARIES ${HDF5_Fortran_LIBRARIES} ${HDF5_C_LIBRARIES})
 set(CMAKE_REQUIRED_INCLUDES ${HDF5_Fortran_INCLUDE_DIR} ${HDF5_C_INCLUDE_DIR})
 
 if(HDF5_parallel_FOUND)
@@ -740,13 +736,22 @@ else()
   end program")
 endif()
 
-check_fortran_source_compiles(${src} HDF5_Fortran_links SRC_EXT f90)
+check_source_compiles(Fortran ${src} HDF5_Fortran_links)
 
 endfunction(check_fortran_links)
 
 
 function(check_hdf5_link)
 
+# HDF5 bug #3663 for HDF5 1.14.2, 1.14.3, ...?
+# https://github.com/HDFGroup/hdf5/issues/3663
+if(WIN32 AND CMAKE_Fortran_COMPILER_ID MATCHES "^Intel")
+if(HDF5_VERSION MATCHES "1.14.[2-3]")
+  message(VERBOSE "FindHDF5: applying workaround for HDF5 bug #3663 with Intel oneAPI on Windows")
+  list(APPEND CMAKE_REQUIRED_LIBRARIES shlwapi)
+endif()
+endif()
+
 if(NOT HDF5_C_FOUND)
   return()
 endif()
@@ -789,14 +794,15 @@ if(NOT HDF5_ROOT)
   endif()
 endif()
 
+
 # --- library suffixes
 
 set(hdf5_lsuf lib hdf5/lib)  # need explicit "lib" for self-built HDF5
 if(NOT HDF5_ROOT)
-  list(INSERT hdf5_lsuf 0 hdf5/openmpi hdf5/mpich)  # Ubuntu
-  list(INSERT hdf5_lsuf 0 openmpi/lib mpich/lib)  # CentOS
+  list(PREPEND hdf5_lsuf hdf5/openmpi hdf5/mpich)  # Ubuntu
+  list(PREPEND hdf5_lsuf openmpi/lib mpich/lib)  # CentOS
   if(NOT parallel IN_LIST HDF5_FIND_COMPONENTS)
-    list(INSERT hdf5_lsuf 0 hdf5/serial)  # Ubuntu
+    list(PREPEND hdf5_lsuf hdf5/serial)  # Ubuntu
   endif()
 endif()
 
@@ -811,13 +817,13 @@ else()
 endif()
 
 # Ubuntu
-list(INSERT hdf5_isuf 0 hdf5/openmpi hdf5/mpich)
-list(INSERT hdf5_msuf 0 hdf5/openmpi hdf5/mpich)
+list(PREPEND hdf5_isuf hdf5/openmpi hdf5/mpich)
+list(PREPEND hdf5_msuf hdf5/openmpi hdf5/mpich)
 
 if(NOT parallel IN_LIST HDF5_FIND_COMPONENTS)
   # Ubuntu
-  list(INSERT hdf5_isuf 0 hdf5/serial)
-  list(INSERT hdf5_msuf 0 hdf5/serial)
+  list(PREPEND hdf5_isuf hdf5/serial)
+  list(PREPEND hdf5_msuf hdf5/serial)
 endif()
 
 if(CMAKE_SYSTEM_PROCESSOR MATCHES "(x86_64|AMD64)")
@@ -829,7 +835,7 @@ endif()
 if(NOT HDF5_ROOT AND CMAKE_Fortran_COMPILER_ID STREQUAL "GNU")
   # CentOS paths
   if(parallel IN_LIST HDF5_FIND_COMPONENTS)
-    list(INSERT hdf5_msuf 0 gfortran/modules/openmpi gfortran/modules/mpich)
+    list(PREPEND hdf5_msuf gfortran/modules/openmpi gfortran/modules/mpich)
   else()
     list(APPEND hdf5_msuf gfortran/modules)
   endif()
@@ -874,7 +880,6 @@ check_hdf5_link()
 
 set(CMAKE_REQUIRED_LIBRARIES)
 set(CMAKE_REQUIRED_INCLUDES)
-set(CMAKE_FIND_USE_SYSTEM_ENVIRONMENT_PATH ${_use_sys_env_path})
 
 include(FindPackageHandleStandardArgs)
 find_package_handle_standard_args(HDF5
diff --git a/cmake/libraries.json b/cmake/libraries.json
index b9039da6f..27bd8ae42 100644
--- a/cmake/libraries.json
+++ b/cmake/libraries.json
@@ -1,9 +1,9 @@
 {
   "zlib": {
     "url" : "https://github.com/zlib-ng/zlib-ng.git",
-    "tag": "2.1.5"
+    "tag": "2.2.1"
   },
   "hdf5": {
-    "url": "https://github.com/HDFGroup/hdf5/archive/refs/tags/hdf5-1_14_3.tar.gz"
+    "url": "https://github.com/HDFGroup/hdf5/archive/refs/tags/hdf5_1.14.4.3.tar.gz"
   }
 }