diff --git a/perl-xCAT/xCAT/Common.pm b/perl-xCAT/xCAT/Common.pm
index 6131878c9..ff722e079 100644
--- a/perl-xCAT/xCAT/Common.pm
+++ b/perl-xCAT/xCAT/Common.pm
@@ -6,6 +6,7 @@ package xCAT::Common;
 
 use File::stat;
 use File::Copy;
+use xCAT::Usage;
 use Thread qw/yield/;
 
 BEGIN