diff --git a/xCAT/prescripts/setupdhcp b/xCAT/prescripts/setupdhcp
index 64cdbe344..5ea7a850a 100644
--- a/xCAT/prescripts/setupdhcp
+++ b/xCAT/prescripts/setupdhcp
@@ -3,8 +3,8 @@
 
 #-------------------------------------------------------------------------------
 #=head1  setupdhcp
-#=head2  setupdhcp command is called by nodeset command as a end script.  
-#   It configures the local dhcp lease file. 
+#=head2  setupdhcp command is called by nodeset command as a end script.
+#   It configures the local dhcp lease file.
 #=cut
 #-------------------------------------------------------------------------------
 #the following 3 variables are set in yahoo.pm and pxe.pm.
@@ -16,9 +16,9 @@ fi
 
 normalnodeset=$2
 breaknetboot=$3
-if [ $normalnodeset != "NONE" ]; then  
+if [ $normalnodeset != "NONE" ]; then
     TMP=`XCATBYPASS=Y $XCATROOT/sbin/makedhcp $normalnodeset -l`
-    echo $TMP 
+    echo $TMP
 fi
 if [ $breaknetboot != "NONE" ]; then
     TMP=`XCATBYPASS=Y $XCATROOT/sbin/makedhcp $breaknetboot -l -s 'filename = \"xcat/nonexistant_file_to_intentionally_break_netboot_for_localboot_to_work\";'`