diff --git a/src/mpi-start.in b/src/mpi-start.in
index c744f9994d069ef76db98a392624fa942e2f5dc3..3212d72f886c23192ff808be8f878cc2a5c2ae8e 100755
--- a/src/mpi-start.in
+++ b/src/mpi-start.in
@@ -487,7 +487,7 @@ mpi_start_detect_os() {
             if test $? -eq 0 ; then
                 export MPI_START_OS_DIST_TYPE="debian"
             fi
-            echo $MPI_START_OS_DIST | egrep -i "redhat|scientificlinux" > /dev/null 
+            echo $MPI_START_OS_DIST | egrep -i "redhat|scientific" > /dev/null 
             if test $? -eq 0 ; then
                 export MPI_START_OS_DIST_TYPE="el"
             fi