diff --git a/src/config/32_to_64 b/src/config/32_to_64
index 8551259612..622cc44766 100755
--- a/src/config/32_to_64
+++ b/src/config/32_to_64
@@ -1,55 +1,43 @@
-#!/bin/csh -f
+#!/bin/bash -f
 #
 # $Id$
 #
-
-@ useperl = 1
-
-if ($useperl) then
-
-  if (-x /msrc/apps/bin/perl) then
-     set perlexe    = /msrc/apps/bin/perl
-  else if (-x /usr/local/bin/perl) then
-     set perlexe    = /usr/local/bin/perl
-  else if (-x /usr/local/gnu/bin/perl) then
-     set perlexe    = /usr/local/gnu/bin/perl
-  else if (-x /usr/gnu/bin/perl) then
-     set perlexe    = /usr/gnu/bin/perl
+#
+# modified to use the perl version to change back to the sed scripts
+#
+  if [ -x /msrc/apps/bin/perl ]; then
+      perlexe=/msrc/apps/bin/perl
+  elif [ -x /usr/local/bin/perl ]; then
+      perlexe=/usr/local/bin/perl
+  elif [ -x /usr/local/gnu/bin/perl ]; then
+      perlexe=/usr/local/gnu/bin/perl
+  elif [ -x /usr/gnu/bin/perl ]; then
+      perlexe=/usr/gnu/bin/perl
   else
 # assume perl is in your path
-     set perlexe = perl
-  endif
-  set perlscript = {$NWCHEM_TOP}/src/config/32_to_64.pl
+      perlexe=perl
+  fi
+   perlscript=${NWCHEM_TOP}/src/config/32_to_64.pl
 
-else
 
-  echo "should not be here";
-  exit 1;
+ JOB_LIMIT=4
 
-set sufx = .dbl
+ njob=0
 
-endif
+for file in "$@"
+do
 
-set JOB_LIMIT = 4
+   echo converting "$file" to 32-bit integers for BLAS/LAPACK
+      ($perlexe $perlscript $file) &	
 
-@ njob = 0
-
-foreach file ($argv)
-
-  echo converting $file back to 8-byte integer blas calls
-  if ($useperl) then
-     ($perlexe $perlscript $file) &	
-  else
-     (sed -f $sed_script  < $file > {$file}{$sufx} && mv -f {$file}{$sufx} $file;\
-      sed -f $sed_script2 < $file > {$file}{$sufx} && mv -f {$file}{$sufx} $file)&
-  endif
-
-   @ njob ++
-   if ($njob >= $JOB_LIMIT) then
+   let njob++
+   if [ $njob -gt $JOB_LIMIT ]; then
      wait
-     @ njob = 0
-   endif
+     let njob=0
+   fi
 
-end
+done
 
-if ($njob > 0) wait
+if [ $njob -gt  0 ] ; then
+    wait
+fi
diff --git a/src/config/64_to_32 b/src/config/64_to_32
index 7098ea5102..97a864ef31 100755
--- a/src/config/64_to_32
+++ b/src/config/64_to_32
@@ -1,55 +1,43 @@
-#!/bin/csh -f
+#!/bin/bash -f
 #
 # $Id$
 #
 #
 # modified to use the perl version to change back to the sed scripts
-# reset useperl = 0
 #
-@ useperl = 1
-
-if ($useperl) then
-
-  if (-x /msrc/apps/bin/perl) then
-     set perlexe    = /msrc/apps/bin/perl
-  else if (-x /usr/local/bin/perl) then
-     set perlexe    = /usr/local/bin/perl
-  else if (-x /usr/local/gnu/bin/perl) then
-     set perlexe    = /usr/local/gnu/bin/perl
-  else if (-x /usr/gnu/bin/perl) then
-     set perlexe    = /usr/gnu/bin/perl
+  if [ -x /msrc/apps/bin/perl ]; then
+      perlexe=/msrc/apps/bin/perl
+  elif [ -x /usr/local/bin/perl ]; then
+      perlexe=/usr/local/bin/perl
+  elif [ -x /usr/local/gnu/bin/perl ]; then
+      perlexe=/usr/local/gnu/bin/perl
+  elif [ -x /usr/gnu/bin/perl ]; then
+      perlexe=/usr/gnu/bin/perl
   else
 # assume perl is in your path
-     set perlexe = perl
-  endif
-  set perlscript = {$NWCHEM_TOP}/src/config/64_to_32.pl
+      perlexe=perl
+  fi
+   perlscript=${NWCHEM_TOP}/src/config/64_to_32.pl
 
-else
-  echo "shoulkd not be here
-  exit 1;
 
-endif
+ JOB_LIMIT=4
 
-set JOB_LIMIT = 4
+ njob=0
 
-@ njob = 0
+for file in "$@"
+do
 
-foreach file ($argv)
-
-   echo converting $file to 32-bit integers for BLAS/LAPACK
-   if ($useperl) then	
+   echo converting "$file" to 32-bit integers for BLAS/LAPACK
       ($perlexe $perlscript $file) &	
-   else
-      (sed -f $sed_script  < $file > {$file}{$sufx} && mv -f {$file}{$sufx} $file;\
-       sed -f $sed_script2 < $file > {$file}{$sufx} && mv -f {$file}{$sufx} $file)&
-   endif
 
-   @ njob ++
-   if ($njob >= $JOB_LIMIT) then
+   let njob++
+   if [ $njob -gt $JOB_LIMIT ]; then
      wait
-     @ njob = 0
-   endif
+     let njob=0
+   fi
 
-end
+done
 
-if ($njob > 0) wait
+if [ $njob -gt  0 ] ; then
+    wait
+fi