diff --git a/MPI/hdf5/1.10/variants.Darwin b/MPI/hdf5/1.10/variants.Darwin
index ecd03ce..c05a94b 100644
--- a/MPI/hdf5/1.10/variants.Darwin
+++ b/MPI/hdf5/1.10/variants.Darwin
@@ -4,5 +4,9 @@ hdf5/1.10.0	stable		gcc/5.3.0 openmpi/1.10.2
 hdf5/1.10.0	stable		gcc/6.1.0 openmpi/1.10.2
 
 hdf5/1.10.1	unstable	clang-macos/9.0.0 openmpi/1.10.7
+hdf5/1.10.1	unstable	clang-macos/9.0.0 openmpi/2.1.2
+hdf5/1.10.1	unstable	clang-macos/9.0.0 openmpi/3.0.0
 hdf5/1.10.1	unstable	gcc/7.3.0 openmpi/1.10.7
+hdf5/1.10.1	unstable	gcc/7.3.0 openmpi/2.1.2
+hdf5/1.10.1	unstable	gcc/7.3.0 openmpi/3.0.0