diff --git a/beets/ui/commands.py b/beets/ui/commands.py
old mode 100644
new mode 100755
index 46ae1d9369..ed56ea8e6b
--- a/beets/ui/commands.py
+++ b/beets/ui/commands.py
@@ -172,6 +172,8 @@ def disambig_string(info):
             disambig.append(info.country)
         if info.label:
             disambig.append(info.label)
+        if info.catalognum:
+            disambig.append(info.catalognum)
         if info.albumdisambig:
             disambig.append(info.albumdisambig)