diff --git a/lib/tagfish/docker_registry_v2_client.rb b/lib/tagfish/docker_registry_v2_client.rb
index 9109665..72485d9 100644
--- a/lib/tagfish/docker_registry_v2_client.rb
+++ b/lib/tagfish/docker_registry_v2_client.rb
@@ -35,7 +35,7 @@ def tags_logic
       end
       
       tags_with_hashes = tag_names.inject({}) do |dict, tag|
-        dict[tag] = hash(tag)["fsLayers"][0]["blobSum"]
+        dict[tag] = hash(tag)["fsLayers"]
         dict
       end
     end