diff --git a/daklib/archive.py b/daklib/archive.py
index 577601c4b354a326d93f320f44f88a3b016ece47..677d783cdd04530e9752b2656d422f4de5e6adda 100644
--- a/daklib/archive.py
+++ b/daklib/archive.py
@@ -1105,7 +1105,7 @@ class ArchiveUpload(object):
         for binary in self.changes.binaries:
             control = binary.control
             source_package, source_version = binary.source
-            line = " ".join([control['Package'], control['Version'], source_package, source_version])
+            line = " ".join([control['Package'], control['Version'], control['Architecture'], source_package, source_version])
             print >>debinfo, line
         debinfo.close()