diff --git a/Compiler/hdf5_serial/1/variants b/Compiler/hdf5_serial/1/variants.Linux
similarity index 100%
rename from Compiler/hdf5_serial/1/variants
rename to Compiler/hdf5_serial/1/variants.Linux
diff --git a/MPI/hdf5/1.10/variants b/MPI/hdf5/1.10/variants.Linux
similarity index 100%
rename from MPI/hdf5/1.10/variants
rename to MPI/hdf5/1.10/variants.Linux