diff --git a/HDF5/ioapi/files/variants b/HDF5/ioapi/files/variants
index 09884c3..398560b 100644
--- a/HDF5/ioapi/files/variants
+++ b/HDF5/ioapi/files/variants
@@ -1 +1,2 @@
 ioapi/3.2	unstable	gcc/7.3.0 openmpi/1.10.7 hdf5/1.10.1 netcdf/4.6.1 parallel-netcdf/1.9.0
+ioapi/3.2	unstable	gcc/7.3.0 openmpi/3.0.1  hdf5/1.10.1 netcdf/4.6.1 parallel-netcdf/1.9.0