diff --git a/pypungi/config.py b/pypungi/config.py
index 0eb281ed..328586c3 100644
--- a/pypungi/config.py
+++ b/pypungi/config.py
@@ -42,5 +42,5 @@ class Config(SafeConfigParser):
         self.set('default', 'destdir', os.getcwd())
         self.set('default', 'bugurl', 'http://bugzilla.redhat.com')
         self.set('default', 'discs', '1')
-        self.set('default', 'cdsize', '690.0')
+        self.set('default', 'cdsize', '669.0')