diff --git a/BaseTools/Source/Python/GenFds/FvImageSection.py b/BaseTools/Source/Python/GenFds/FvImageSection.py
index 2d38ff6096..b2953d822b 100644
--- a/BaseTools/Source/Python/GenFds/FvImageSection.py
+++ b/BaseTools/Source/Python/GenFds/FvImageSection.py
@@ -17,6 +17,7 @@ import subprocess
 from .GenFdsGlobalVariable import GenFdsGlobalVariable
 import Common.LongFilePathOs as os
 from CommonDataClass.FdfClass import FvImageSectionClassObject
+from Common.MultipleWorkspace import MultipleWorkspace as mws
 from Common import EdkLogger
 from Common.BuildToolError import *
 from Common.DataType import *