diff --git a/arch/CRAY-XC40-gnu.psmp b/arch/CRAY-XC40-gnu.psmp
index cec32634ed..f93f3e31ac 100644
--- a/arch/CRAY-XC40-gnu.psmp
+++ b/arch/CRAY-XC40-gnu.psmp
@@ -4,7 +4,7 @@
 #
 # Tested with: GNU 11.2.0, Cray-MPICH 7.7.18, 
 #              Cray-libsci 20.09.1, Cray-FFTW 3.3.8.10,
-#              COSMA 2.6.6, ELPA 2023.05.001, HDF5 1.12.0,
+#              COSMA 2.6.6, ELPA 2023.05.001, HDF5 1.14.2,
 #              LIBINT 2.6.0, LIBPEXSI 1.2.0, LIBXC 6.2.2,
 #              LIBVORI 220621, LIBXSMM 1.17, PLUMED 2.9.0,
 #              SIRIUS 7.4.3, SPGLIB 1.16.2
@@ -13,7 +13,7 @@
 #        A full toolchain installation is performed as default.
 #        Replace or adapt the "module add" commands below if needed.
 #
-# Last update: 13.09.2023
+# Last update: 04.10.2023
 #
 # \
    if [ "${0}" = "${BASH_SOURCE}" ]; then \
@@ -68,7 +68,7 @@
 DO_CHECKS      := no
 USE_COSMA      := 2.6.6
 USE_ELPA       := 2023.05.001
-USE_HDF5       := 1.12.0
+USE_HDF5       := 1.14.2
 USE_LIBINT     := 2.6.0
 USE_LIBPEXSI   := 1.2.0
 USE_LIBVORI    := 220621
diff --git a/arch/CRAY-XC50-gnu.psmp b/arch/CRAY-XC50-gnu.psmp
index 6bfcc36ed2..bf1337af6e 100644
--- a/arch/CRAY-XC50-gnu.psmp
+++ b/arch/CRAY-XC50-gnu.psmp
@@ -4,7 +4,7 @@
 #
 # Tested with: GNU 9.3.0, Cray-MPICH 7.7.18, Cray-libsci 20.09.1,
 #              Cray-FFTW 3.3.8.10, COSMA 2.6.6, ELPA 2023.05.001,
-#              HDF5 1.12.0, LIBINT 2.6.0, LIBPEXSI 1.2.0,
+#              HDF5 1.14.2, LIBINT 2.6.0, LIBPEXSI 1.2.0,
 #              LIBXC 6.2.2, LIBVORI 220621, LIBXSMM 1.17,
 #              PLUMED 2.9.0, SIRIUS 7.4.3, SPGLIB 1.16.2
 #
@@ -12,7 +12,7 @@
 #        A full toolchain installation is performed as default.
 #        Replace or adapt the "module add" commands below if needed.
 #
-# Last update: 13.09.2023
+# Last update: 04.10.2023
 #
 # \
    if [ "${0}" = "${BASH_SOURCE}" ]; then \
@@ -70,7 +70,7 @@ DO_CHECKS      := no
 USE_ACC        := yes
 USE_COSMA      := 2.6.6
 USE_ELPA       := 2023.05.001
-USE_HDF5       := 1.12.0
+USE_HDF5       := 1.14.2
 USE_LIBINT     := 2.6.0
 USE_LIBPEXSI   := 1.2.0
 USE_LIBVORI    := 220621
diff --git a/arch/Darwin-gnu-arm64.psmp b/arch/Darwin-gnu-arm64.psmp
index 4b83716b0a..525eaa1a50 100644
--- a/arch/Darwin-gnu-arm64.psmp
+++ b/arch/Darwin-gnu-arm64.psmp
@@ -5,7 +5,7 @@
 #
 # Tested with: GNU 12.3.0, MPICH 4.0.3,
 #              ScaLAPACK 2.2.1, OpenBLAS 0.3.24, 
-#              FFTW 3.3.10, HDF5 1.12.0,
+#              FFTW 3.3.10, HDF5 1.14.2,
 #              LIBINT 2.6.0, LIBXC 6.2.2, 
 #              SPGLIB 1.16.2, PLUMED 2.9.0,
 #              LIBVORI 220621, GSL 2.7, 
@@ -14,7 +14,7 @@
 #
 # Usage: Source this arch file and then run make as instructed.
 #
-# Last update: 22.09.2023
+# Last update: 04.10.2023
 #
 # \
    if [[ "${0}" == "${BASH_SOURCE}" ]]; then \
@@ -62,7 +62,7 @@ SHARED         := no
 TARGET_CPU     := native
 USE_COSMA      := 2.6.6
 USE_FFTW       := 3.3.10
-USE_HDF5       := 1.12.0
+USE_HDF5       := 1.14.2
 USE_LIBINT     := 2.6.0
 USE_LIBVORI    := 220621
 USE_LIBXC      := 6.2.2
diff --git a/arch/JURECA-cpu.psmp b/arch/JURECA-cpu.psmp
index a42d7c116c..fbbd4575b9 100644
--- a/arch/JURECA-cpu.psmp
+++ b/arch/JURECA-cpu.psmp
@@ -5,7 +5,7 @@
 # Tested with: GNU 11.3.0, ParaStationMPI, 
 #              ScaLAPACK 2.2.1, OpenBLAS 0.3.24,
 #              FFTW 3.3.10, COSMA 2.6.6,
-#              ELPA 2023.05.001, HDF5 1.12.0,
+#              ELPA 2023.05.001, HDF5 1.14.2,
 #              LIBINT 2.6.0, LIBPEXSI 1.2.0,
 #              LIBXC 6.2.2, LIBVORI 220621,
 #              LIBXSMM 1.17, PLUMED 2.9.0,
@@ -15,7 +15,7 @@
 #        A full toolchain installation is performed as default.
 #        Replace or adapt the "module add" commands below if needed.
 #
-# Last update: 22.09.2023
+# Last update: 04.10.2023
 #
 # \
    if [ "${0}" = "${BASH_SOURCE}" ]; then \
@@ -57,7 +57,7 @@ USE_ACC        := no
 USE_COSMA      := 2.6.6
 USE_ELPA       := 2023.05.001
 USE_FFTW       := 3.3.10
-USE_HDF5       := 1.12.0
+USE_HDF5       := 1.14.2
 USE_LIBINT     := 2.6.0
 USE_LIBPEXSI   := 1.2.0
 USE_LIBTORCH   := 1.12.1
diff --git a/arch/JURECA-gpu.psmp b/arch/JURECA-gpu.psmp
index f33aa02dec..b713b6505e 100644
--- a/arch/JURECA-gpu.psmp
+++ b/arch/JURECA-gpu.psmp
@@ -5,7 +5,7 @@
 # Tested with: GNU 11.3.0, ParaStationMPI, 
 #              ScaLAPACK 2.2.1, OpenBLAS 0.3.24,
 #              FFTW 3.3.10, COSMA 2.6.6,
-#              ELPA 2023.05.001, HDF5 1.12.0,
+#              ELPA 2023.05.001, HDF5 1.14.2,
 #              LIBINT 2.6.0, LIBPEXSI 1.2.0,
 #              LIBXC 6.2.2, LIBVORI 220621,
 #              LIBXSMM 1.17, PLUMED 2.9.0,
@@ -15,7 +15,7 @@
 #        A full toolchain installation is performed as default.
 #        Replace or adapt the "module add" commands below if needed.
 #
-# Last update: 22.09.2023
+# Last update: 04.10.2023
 #
 # \
    if [ "${0}" = "${BASH_SOURCE}" ]; then \
@@ -58,7 +58,7 @@ USE_ACC        := yes
 USE_COSMA      := 2.6.6
 USE_ELPA       := 2023.05.001
 USE_FFTW       := 3.3.10
-USE_HDF5       := 1.12.0
+USE_HDF5       := 1.14.2
 USE_LIBINT     := 2.6.0
 USE_LIBPEXSI   := 1.2.0
 USE_LIBTORCH   := 1.12.1
diff --git a/arch/Linux-gnu-aarch64.psmp b/arch/Linux-gnu-aarch64.psmp
index 8907ac328e..63ddb9c486 100644
--- a/arch/Linux-gnu-aarch64.psmp
+++ b/arch/Linux-gnu-aarch64.psmp
@@ -4,7 +4,7 @@
 #
 # Tested with: GNU 12.3.0, MPICH 4.0.3, 
 #              ScaLAPACK 2.2.1, OpenBLAS 0.3.24,
-#              FFTW 3.3.10, HDF5 1.12.0,
+#              FFTW 3.3.10, HDF5 1.14.2,
 #              LIBINT 2.6.0, LIBXC 6.2.2,
 #              ELPA 2023.05.001, PLUMED 2.9.0,
 #              SPGLIB 1.16.2, LIBVORI 220621,
@@ -13,7 +13,7 @@
 # Usage: Source this arch file and then run make as instructed.
 #        A full toolchain installation is performed as default.
 #
-# Last update: 22.09.2023
+# Last update: 04.10.2023
 #
 # \
    if [[ "${0}" == "${BASH_SOURCE}" ]]; then \
@@ -53,7 +53,7 @@ TARGET_CPU     := native
 USE_COSMA      := 2.6.6
 USE_ELPA       := 2023.05.001
 USE_FFTW       := 3.3.10
-USE_HDF5       := 1.12.0
+USE_HDF5       := 1.14.2
 USE_LIBINT     := 2.6.0
 USE_LIBPEXSI   := 1.2.0
 USE_LIBVORI    := 220621
diff --git a/arch/Linux-gnu-x86_64.psmp b/arch/Linux-gnu-x86_64.psmp
index d2c3458642..6cbc8ea649 100644
--- a/arch/Linux-gnu-x86_64.psmp
+++ b/arch/Linux-gnu-x86_64.psmp
@@ -4,7 +4,7 @@
 #
 # Tested with: GNU 13.1.0, MPICH 4.0.3 and OpenMPI 4.1.5,
 #              ScaLAPACK 2.2.1, OpenBLAS 0.3.24,
-#              FFTW 3.3.10, ELPA 2023.05.001, HDF5 1.12.0,
+#              FFTW 3.3.10, ELPA 2023.05.001, HDF5 1.14.2,
 #              LIBINT 2.6.0, LIBXC 6.2.2, PLUMED 2.9.0,
 #              SPGLIB 1.16.2, LIBVORI 220621, GSL 2.7,
 #              COSMA 2.6.6, SIRIUS 7.4.3, LIBTORCH 1.12.1
@@ -15,7 +15,7 @@
 #        Optionally, GNU compiler and MPI implementation can be specified as arguments.
 #        Replace or adapt the "module add" commands below if needed.
 #
-# Last update: 22.09.2023
+# Last update: 04.10.2023
 #
 # \
    if [[ "${0}" == "${BASH_SOURCE}" ]]; then \
@@ -67,7 +67,7 @@ TARGET_CPU     := native
 USE_COSMA      := 2.6.6
 USE_ELPA       := 2023.05.001
 USE_FFTW       := 3.3.10
-USE_HDF5       := 1.12.0
+USE_HDF5       := 1.14.2
 USE_LIBINT     := 2.6.0
 USE_LIBPEXSI   := 1.2.0
 USE_LIBTORCH   := 1.12.1
diff --git a/arch/Linux-intel-x86_64.psmp b/arch/Linux-intel-x86_64.psmp
index 012e2e2b3a..a257ee9aad 100644
--- a/arch/Linux-intel-x86_64.psmp
+++ b/arch/Linux-intel-x86_64.psmp
@@ -5,14 +5,14 @@
 # Tested with: Intel 22.2 , Intel MPI, Intel MKL,
 #              LIBINT 2.6.0, LIBXC 6.2.2, ELPA 2023.05.001,
 #              PLUMED 2.9.0, SPGLIB 1.16.2, LIBVORI 220621,
-#              GSL 2.7, COSMA 2.6.6, HDF5 1.12.0
+#              GSL 2.7, COSMA 2.6.6, HDF5 1.14.2
 #
 # Usage: Source this arch file and then run make as instructed.
 #        A full toolchain installation is performed as default.
 #        Optionally, the Intel compiler version can be specified as argument.
 #        Replace or adapt the "module add" commands below if needed.
 #
-# Last update: 13.09.2023
+# Last update: 04.10.2023
 #
 # \
    if [[ "${0}" == "${BASH_SOURCE}" ]]; then \
@@ -54,7 +54,7 @@ SHARED         := no
 TARGET_CPU     := native
 USE_COSMA      := 2.6.6
 USE_ELPA       := 2023.05.001
-USE_HDF5       := 1.12.0
+USE_HDF5       := 1.14.2
 USE_LIBINT     := 2.6.0
 USE_LIBPEXSI   := 1.2.0
 #USE_LIBTORCH   := 1.12.1
diff --git a/tools/toolchain/scripts/stage7/install_hdf5.sh b/tools/toolchain/scripts/stage7/install_hdf5.sh
index 0757ca1584..0851fcee43 100755
--- a/tools/toolchain/scripts/stage7/install_hdf5.sh
+++ b/tools/toolchain/scripts/stage7/install_hdf5.sh
@@ -6,8 +6,8 @@
 [ "${BASH_SOURCE[0]}" ] && SCRIPT_NAME="${BASH_SOURCE[0]}" || SCRIPT_NAME=$0
 SCRIPT_DIR="$(cd "$(dirname "$SCRIPT_NAME")/.." && pwd -P)"
 
-hdf5_ver="1.12.0"
-hdf5_sha256="97906268640a6e9ce0cde703d5a71c9ac3092eded729591279bf2e3ca9765f61"
+hdf5_ver="1.14.2"
+hdf5_sha256="ea3c5e257ef322af5e77fc1e52ead3ad6bf3bb4ac06480dd17ee3900d7a24cfb"
 
 source "${SCRIPT_DIR}"/common_vars.sh
 source "${SCRIPT_DIR}"/tool_kit.sh