diff --git a/BaseTools/Source/Python/Workspace/DscBuildData.py b/BaseTools/Source/Python/Workspace/DscBuildData.py
index 7221946062..5e7d7dcd63 100644
--- a/BaseTools/Source/Python/Workspace/DscBuildData.py
+++ b/BaseTools/Source/Python/Workspace/DscBuildData.py
@@ -2396,7 +2396,7 @@ class DscBuildData(PlatformBuildClassObject):
                     for defaultstore in skuinfo.DefaultStoreDict:
                         pcddscrawdefaultvalue = self.GetPcdDscRawDefaultValue(Pcd, skuname, defaultstore)
                         if pcddscrawdefaultvalue:
-                            Value = skuinfo[defaultstore]
+                            Value = skuinfo.DefaultStoreDict[defaultstore]
                             if "{CODE(" in Value:
                                 realvalue = Value.strip()[6:-2] # "{CODE(").rstrip(")}"
                                 CApp += "static %s %s_%s_%s_%s_Value%s = %s;\n" % (Pcd.BaseDatumType,Pcd.TokenSpaceGuidCName,Pcd.TokenCName,skuname,defaultstore,Demesion,realvalue)