diff --git a/CMakeLists.txt b/CMakeLists.txt
index 58465acd37becaec48e6294b6f296bc791b99481..c67157d20cb354587c7db6a78cfd4ab893233403 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -460,7 +460,7 @@ add_test(test_mpnc     bin/runTest.sh references/obstacle-reference.vtu       ob
 add_test(test_forchheimer1p    bin/runTest.sh references/forchheimer1p-reference.vtp      test_forchheimer1p-00002.vtp       test/boxmodels/mpnc/test_forchheimer1p  -Grid.File test/boxmodels/mpnc/grids/forchheimer1d.dgf)
 add_test(test_forchheimer2p    bin/runTest.sh references/forchheimer2p-reference.vtu      test_forchheimer2p-00009.vtu       test/boxmodels/mpnc/test_forchheimer2p  -Grid.File test/boxmodels/mpnc/grids/obstacle_24x16.dgf)
 if(MPI_FOUND)
-  add_test(test_richards bin/runTest.sh references/richardslens-reference-parallel.vtu s0002-p0000-richardslens-00008.vtu   mpirun -np 2 test/boxmodels/richards/test_richards -Grid.File test/boxmodels/richards/grids/richardslens-24x16.dgf -TimeManager.TEnd 3000    -TimeManager.DtInitial 100)
+  add_test(test_richards bin/runTest.sh references/richardslens-reference-parallel.vtu s0002-p0000-richardslens-00008.vtu  ${MPIEXEC} -np 2 test/boxmodels/richards/test_richards -Grid.File test/boxmodels/richards/grids/richardslens-24x16.dgf -TimeManager.TEnd 3000    -TimeManager.DtInitial 100)
 else(MPI_FOUND)
   add_test(test_richards bin/runTest.sh references/richardslens-reference.vtu   richardslens-00008.vtu   test/boxmodels/richards/test_richards -Grid.File test/boxmodels/richards/grids/richardslens-24x16.dgf -TimeManager.TEnd 3000    -TimeManager.DtInitial 100)
 endif(MPI_FOUND)