diff --git a/configs/HPL.dat b/configs/HPL.dat
index 5dcdf84..75bca2e 100644
--- a/configs/HPL.dat
+++ b/configs/HPL.dat
@@ -3,13 +3,13 @@ Innovative Computing Laboratory, University of Tennessee
 HPL.out      output file name (if any) 
 6            device out (6=stdout,7=stderr,file)
 2            # of problems sizes (N)
-17280 17280 Ns
+17280 17280  Ns
 5            # of NBs
 192 192 192 192 192           NBs
 0            PMAP process mapping (0=Row-,1=Column-major)
 1            # of process grids (P x Q)
-1 1 1 1 1            Ps
-1 1 1 1 1           Qs
+1 1 1 1 1    Ps
+1 1 1 1 1    Qs
 16.0         threshold
 1            # of panel fact
 2            PFACTs (0=left, 1=Crout, 2=Right)
diff --git a/scripts/make_mpich.sh b/scripts/make_mpich.sh
index 5898617..b2b49df 100755
--- a/scripts/make_mpich.sh
+++ b/scripts/make_mpich.sh
@@ -5,6 +5,7 @@ package=mpich
 
 rm -rf ${package}-${version}
 rm -rf ${WORKDIR}/${package}-${version}
+sudo rm -rf /opt/${package}/${version}
 wget http://www.mpich.org/static/downloads/${version}/${package}-${version}.tar.gz -O ${DOWNLOADS}/${package}-${version}.tar.gz
 
 cd ${WORKDIR}
diff --git a/scripts/make_openblas.sh b/scripts/make_openblas.sh
index 9a447b0..0020350 100755
--- a/scripts/make_openblas.sh
+++ b/scripts/make_openblas.sh
@@ -7,6 +7,7 @@ package=OpenBLAS
 
 rm -rf ${package}-${version}
 rm -rf ${WORKDIR}/${package}-${version}
+sudo rm -rf /opt/${package}
 wget https://github.com/xianyi/OpenBLAS/archive/develop.tar.gz -O ${DOWNLOADS}/${package}-${version}.tar.gz
 
 cd ${WORKDIR}