diff --git a/xCAT-test/autotest/testcase/nodeset/nodeset_nonexistent_osimage_petitboot b/xCAT-test/autotest/testcase/nodeset/nodeset_nonexistent_osimage_petitboot
index 7014245e7..ac46fd5c2 100755
--- a/xCAT-test/autotest/testcase/nodeset/nodeset_nonexistent_osimage_petitboot
+++ b/xCAT-test/autotest/testcase/nodeset/nodeset_nonexistent_osimage_petitboot
@@ -24,7 +24,7 @@ exit_if_bad "$?" "nodeset command exit with non-zero"
 for node in tz{001..005}
 do
 	[ -f "/tftpboot/petitboot/${node}" ]
-	exit_if_bad "$?" "file not found /tftpboot/petitboot/${node}" 
+	exit_if_bad "$?" "file not found /tftpboot/petitboot/${node}"
 done
 
 nodeset tz003 osimage=nonexistent-osimage \
@@ -62,7 +62,7 @@ exit_if_bad "$?" "nodeset command should exit with non-zero"
 for node in tz001 tz002 tz004 tz005
 do
 	[ -f "/tftpboot/petitboot/${node}" ]
-	exit_if_bad "$?" "file not found /tftpboot/petitboot/${node}" 
+	exit_if_bad "$?" "file not found /tftpboot/petitboot/${node}"
 done
 
 nodeset tz001+4 offline