diff --git a/HDF5/H5hut/2/variants b/HDF5/H5hut/2/variants
index 5e7d714..7cd6c8d 100644
--- a/HDF5/H5hut/2/variants
+++ b/HDF5/H5hut/2/variants
@@ -16,3 +16,11 @@ H5hut/2.0.0rc3	unstable	gcc/5.4.0 openmpi/1.10.4 hdf5/1.8.18 b:automake/1.14 b:a
 H5hut/2.0.0rc3	unstable	gcc/6.2.0 openmpi/1.10.4 hdf5/1.8.18 b:automake/1.14 b:autoconf/2.69 b:libtool/2.4.2 b:Python/2.7.12 b:parmetis/4.0.3
 
 H5hut/2.0.0rc4	unstable	gcc/7.3.0 openmpi/1.10.7 hdf5/1.10.1 b:automake/1.15 b:autoconf/2.69 b:libtool/2.4.6 b:Python/2.7.12 b:parmetis/4.0.3
+H5hut/2.0.0rc4	unstable	gcc/7.3.0 openmpi/2.1.2  hdf5/1.10.1 b:automake/1.15 b:autoconf/2.69 b:libtool/2.4.6 b:Python/2.7.12 b:parmetis/4.0.3
+H5hut/2.0.0rc4	unstable	gcc/7.3.0 openmpi/3.0.0  hdf5/1.10.1 b:automake/1.15 b:autoconf/2.69 b:libtool/2.4.6 b:Python/2.7.12 b:parmetis/4.0.3
+H5hut/2.0.0rc4	unstable	clang-macos/9.0.0 openmpi/1.10.7 hdf5/1.10.1 b:automake/1.15 b:autoconf/2.69 b:libtool/2.4.6 b:Python/2.7.12 b:parmetis/4.0.3
+H5hut/2.0.0rc4	unstable	clang-macos/9.0.0 openmpi/2.1.2  hdf5/1.10.1 b:automake/1.15 b:autoconf/2.69 b:libtool/2.4.6 b:Python/2.7.12 b:parmetis/4.0.3
+H5hut/2.0.0rc4	unstable	clang-macos/9.0.0 openmpi/3.0.0  hdf5/1.10.1 b:automake/1.15 b:autoconf/2.69 b:libtool/2.4.6 b:Python/2.7.12 b:parmetis/4.0.3
+H5hut/2.0.0rc4	unstable	intel/17.4 openmpi/1.10.7 hdf5/1.10.1 b:automake/1.15 b:autoconf/2.69 b:libtool/2.4.6 b:Python/2.7.12 b:parmetis/4.0.3
+H5hut/2.0.0rc4	unstable	intel/17.4 openmpi/2.1.2  hdf5/1.10.1 b:automake/1.15 b:autoconf/2.69 b:libtool/2.4.6 b:Python/2.7.12 b:parmetis/4.0.3
+H5hut/2.0.0rc4	unstable	intel/17.4 openmpi/3.0.0  hdf5/1.10.1 b:automake/1.15 b:autoconf/2.69 b:libtool/2.4.6 b:Python/2.7.12 b:parmetis/4.0.3