lib/json/ld/compact.rb in json-ld-3.1.9 vs lib/json/ld/compact.rb in json-ld-3.1.10

@@ -295,9 +295,10 @@
               when container.include?('@index')
                 index_key = context.term_definitions[item_active_property].index || '@index'
                 if index_key == '@index'
                   map_key = expanded_item['@index']
                 else
+                  index_key = context.expand_iri(index_key, vocab: true)
                   container_key = context.compact_iri(index_key, vocab: true)
                   map_key, *others = Array(compacted_item[container_key])
                   if map_key.is_a?(String)
                     case others.length
                     when 0 then compacted_item.delete(container_key)