diff --git a/builders/windows-builder.py b/builders/windows-builder.py
index 4ba2e8b..cb5b9fa 100644
--- a/builders/windows-builder.py
+++ b/builders/windows-builder.py
@@ -158,9 +158,10 @@ class WindowsBuilder(Builder):
                 component_id = 'cmp_{source_id}'.format(source_id=source_id)
                 if self.arch == 'x64':
                     file_ = E.File(Id=file_id, KeyPath="yes", Source=source, ProcessorArchitecture='x64')
+                    component = E.Component(file_, Id=component_id, Guid='*', Win64='yes')
                 else:
                     file_ = E.File(Id=file_id, KeyPath="yes", Source=source)
-                component = E.Component(file_, Id=component_id, Guid='*')
+                    component = E.Component(file_, Id=component_id, Guid='*')
                 element.append(component)
                 components.append(component)