diff --git a/src/mca/io/romio/romio-dist/.config_params b/src/mca/io/romio/romio-dist/.config_params
index 01ac7258d5..6a875db219 100644
--- a/src/mca/io/romio/romio-dist/.config_params
+++ b/src/mca/io/romio/romio-dist/.config_params
@@ -35,3 +35,4 @@ __sgi_mpi
 __hp_mpi
 __cray_mpi
 __lam_mpi
+__open_mpi
diff --git a/src/mca/io/romio/romio-dist/configure.in b/src/mca/io/romio/romio-dist/configure.in
index df794eba82..95ec591511 100644
--- a/src/mca/io/romio/romio-dist/configure.in
+++ b/src/mca/io/romio/romio-dist/configure.in
@@ -302,8 +302,8 @@ TEST_F77=""
 TRY_WEAK_SYMBOLS=1
 #
 known_filesystems="nfs ufs pfs piofs pvfs testfs xfs hfs sfs"
-# Open MPI: added "open_mpi"
-known_mpi_impls="mpich_mpi sgi_mpi hp_mpi cray_mpi lam_mpi open_mpi"
+# Open MPI: added "open_mpi_mpi"
+known_mpi_impls="mpich_mpi sgi_mpi hp_mpi cray_mpi lam_mpi open_mpi_mpi"
 #
 # Defaults
 enable_aio=notgiven