--- a/DistUtilsExtra/command/build_extra.py
+++ b/DistUtilsExtra/command/build_extra.py
@@ -53,3 +53,5 @@
         self.sub_commands.insert(
             0, ("build_kdeui", has_kdeui)
         )  # need to run before build_py
+
+build = build_extra