diff --git a/netcdf.spec b/netcdf.spec
index cedf1ef..06f7c09 100644
--- a/netcdf.spec
+++ b/netcdf.spec
@@ -233,12 +233,15 @@ fail=1
 make -C build check || ( cat build/*/test-suite.log && exit $fail )
 # Allow openmpi to run with more processes than cores
 export OMPI_MCA_rmaps_base_oversubscribe=1
+# mpich test hanging on s390x
+%ifnarch s390x
 for mpi in %{mpi_list}
 do
   module load mpi/$mpi-%{_arch}
   make -C $mpi check || ( cat $mpi/*/test-suite.log && exit $fail )
   module purge
 done
+%endif
 
 
 %ldconfig_scriptlets