diff --git a/MPI/hdf5/1.8/variants b/MPI/hdf5/1.8/variants
index 42272d4..55ea25c 100644
--- a/MPI/hdf5/1.8/variants
+++ b/MPI/hdf5/1.8/variants
@@ -57,3 +57,35 @@ hdf5/1.8.18	stable		gcc/4.8.5 openmpi/1.10.4
 hdf5/1.8.18	stable		gcc/4.9.4 openmpi/1.10.4
 hdf5/1.8.18	stable		gcc/5.4.0 openmpi/1.10.4
 hdf5/1.8.18	stable		gcc/6.2.0 openmpi/1.10.4
+
+hdf5/1.8.20	stable		gcc/4.8.5 openmpi/1.10.4
+hdf5/1.8.20	stable		gcc/5.5.0 openmpi/1.10.4
+hdf5/1.8.20	stable		gcc/6.4.0 openmpi/1.10.4
+hdf5/1.8.20	stable		gcc/7.3.0 openmpi/1.10.4
+hdf5/1.8.20	stable		gcc/8.2.0 openmpi/1.10.4
+
+hdf5/1.8.20	stable		gcc/4.8.5 openmpi/1.10.7
+hdf5/1.8.20	stable		gcc/5.5.0 openmpi/1.10.7
+hdf5/1.8.20	stable		gcc/6.4.0 openmpi/1.10.7
+hdf5/1.8.20	stable		gcc/7.3.0 openmpi/1.10.7
+hdf5/1.8.20	stable		gcc/8.2.0 openmpi/1.10.7
+
+hdf5/1.8.20	stable		gcc/4.8.5 openmpi/2.1.5
+hdf5/1.8.20	stable		gcc/5.5.0 openmpi/2.1.5
+hdf5/1.8.20	stable		gcc/6.4.0 openmpi/2.1.5
+hdf5/1.8.20	stable		gcc/7.3.0 openmpi/2.1.5
+hdf5/1.8.20	stable		gcc/8.2.0 openmpi/2.1.5
+
+hdf5/1.8.20	stable		gcc/4.8.5 openmpi/3.1.3
+hdf5/1.8.20	stable		gcc/5.5.0 openmpi/3.1.3
+hdf5/1.8.20	stable		gcc/6.4.0 openmpi/3.1.3
+hdf5/1.8.20	stable		gcc/7.3.0 openmpi/3.1.3
+hdf5/1.8.20	stable		gcc/8.2.0 openmpi/2.1.5
+
+hdf5/1.8.20	stable		gcc/4.8.5 mpich/3.2.1
+hdf5/1.8.20	stable		gcc/5.5.0 mpich/3.2.1
+hdf5/1.8.20	stable		gcc/6.4.0 mpich/3.2.1
+hdf5/1.8.20	stable		gcc/7.3.0 mpich/3.2.1
+hdf5/1.8.20	stable		gcc/8.2.0 mpich/3.2.1
+
+hdf5/1.8.20	unstable	intel/18.4 impi/18.4