diff --git a/tables/appdb_tables.sql b/tables/appdb_tables.sql
index d98c295..9e5daed 100644
--- a/tables/appdb_tables.sql
+++ b/tables/appdb_tables.sql
@@ -134,7 +134,6 @@ create table appComments (
 	subject		varchar(128),
 	body		text,
 	key(commentId),
-	index(appId),
 	index(versionId)
 );