diff --git a/etc/prefs.sh-EXAMPLE b/etc/prefs.sh-EXAMPLE
index 4778040e8..aea992c02 100644
--- a/etc/prefs.sh-EXAMPLE
+++ b/etc/prefs.sh-EXAMPLE
@@ -224,8 +224,8 @@ export WM_THIRD_PARTY_USE_CMAKE_3114=1
 #export WM_THIRD_PARTY_USE_OPENMPI_400=1
 #export WM_THIRD_PARTY_USE_OPENMPI_400_ConfigureAdditionalArgs='--enable-mpi-cxx --with-verbs'
 export WM_THIRD_PARTY_USE_OPENMPI_311=1
-#export WM_THIRD_PARTY_USE_OPENMPI_311_ConfigureAdditionalArgs='--enable-mpi-cxx --with-verbs'
-#export WM_THIRD_PARTY_USE_OPENMPI_188=1
+export WM_THIRD_PARTY_USE_OPENMPI_311_ConfigureAdditionalArgs='--enable-mpi-cxx --with-verbs'
+#export WM_THIRD_PARTY_USE_OPENMPI_188_ConfigureAdditionalArgs='--enable-mpi-cxx --with-verbs'
 #export WM_THIRD_PARTY_USE_OPENMPI_188_ConfigureAdditionalArgs='--enable-mpi-cxx --with-verbs'
 #export WM_THIRD_PARTY_USE_OPENMPI_165=1
 #export WM_THIRD_PARTY_USE_OPENMPI_165_ConfigureAdditionalArgs='--enable-mpi-cxx --with-openib'