diff --git a/tools/install-mpi.sh b/tools/install-mpi.sh
index 2a596dc91..51573a256 100755
--- a/tools/install-mpi.sh
+++ b/tools/install-mpi.sh
@@ -60,8 +60,7 @@ case "$os" in
                 brew ls --versions mpich || brew install mpich
                 ;;
             openmpi)
-                brew info open-mpi
-                brew ls --versions open-mpi || brew install open-mpi@${OMPIVER}
+                brew ls --versions open-mpi || brew install open-mpi
                 echo "localhost slots=72" >> $(brew --prefix)/etc/openmpi-default-hostfile
                 echo "localhost slots=72" >> $(brew --prefix)/etc/prte-default-hostfile