diff --git a/debian/bin/buildcheck.py b/debian/bin/buildcheck.py
index a6f6f062f..159593560 100755
--- a/debian/bin/buildcheck.py
+++ b/debian/bin/buildcheck.py
@@ -198,8 +198,6 @@ class CheckImage(object):
         if not value:
             return 0
 
-        value = int(value)
-
         size = os.stat(image)[stat.ST_SIZE]
 
         if size > value:
diff --git a/debian/bin/gencontrol.py b/debian/bin/gencontrol.py
index 6c0701dce..9d39e7a1b 100755
--- a/debian/bin/gencontrol.py
+++ b/debian/bin/gencontrol.py
@@ -33,6 +33,7 @@ class Gencontrol(Base):
             'bootloaders': config.SchemaItemList(),
             'configs': config.SchemaItemList(),
             'initramfs-generators': config.SchemaItemList(),
+            'check-size': config.SchemaItemInteger(),
         },
         'relations': {
         },