diff --git a/metadata/com.gelakinetic.mtgfam.txt b/metadata/com.gelakinetic.mtgfam.txt
index 31da8b343b..223c30d4b0 100644
--- a/metadata/com.gelakinetic.mtgfam.txt
+++ b/metadata/com.gelakinetic.mtgfam.txt
@@ -13,6 +13,10 @@ This application provides a way to search an offline database of all magic
 cards. The application also provides a life counter, a random number generator,
 card price lookups, and card image downloads. Future features include deck
 management, rules, and anything else which would be useful while playing Magic.
+
+Some functionality (card price lookups) will not work in this build due to the
+lack of an API key. See https://github.com/AEFeinstein/mtg-familiar/issues/388
+for more info.
 .
 
 Repo Type:git