diff --git a/install_MPI_mpich.sh b/install_MPI_mpich.sh
index ff67c6425560fcec3ff488555be6ff7c750aef45..714fafc7e978a0d105d83d3bbdb5566f849ce033 100755
--- a/install_MPI_mpich.sh
+++ b/install_MPI_mpich.sh
@@ -37,5 +37,5 @@ make -j $2
 make install
 
 # Mark the installation
-echo 8 > $1/MPI/version
+echo 9 > $1/MPI/version