diff --git a/morituri/rip/cd.py b/morituri/rip/cd.py
index eaf5da4..c787d3f 100644
--- a/morituri/rip/cd.py
+++ b/morituri/rip/cd.py
@@ -123,7 +123,8 @@ class _CD(logcommand.LogCommand):
             "full table's AR URL %s differs from toc AR URL %s" % (
             self.itable.getAccurateRipURL(), self.ittoc.getAccurateRipURL())
 
-        self.program.metadata.discid = self.ittoc.getMusicBrainzDiscId()
+        if self.program.metadata:
+            self.program.metadata.discid = self.ittoc.getMusicBrainzDiscId()
 
         # result