diff --git a/packages/heroku-cli-addons/commands/addons.js b/packages/heroku-cli-addons/commands/addons.js
index <HASH>..<HASH> 100644
--- a/packages/heroku-cli-addons/commands/addons.js
+++ b/packages/heroku-cli-addons/commands/addons.js
@@ -57,7 +57,7 @@ function* addonGetter(api, app) {
 
     addons = [];
     items[0].forEach(function(addon) {
-        addon.attachments = attachments[addon.id];
+        addon.attachments = attachments[addon.id] || [];
 
         delete attachments[addon.id];
Don't blow up if attachments can't be found