diff --git a/app/views/mpa/pept2data.json.jbuilder b/app/views/mpa/pept2data.json.jbuilder
index 164c4ec..e129ad3 100644
--- a/app/views/mpa/pept2data.json.jbuilder
+++ b/app/views/mpa/pept2data.json.jbuilder
@@ -1,7 +1,7 @@
 json.peptides @response do |peptide, lca|
   json.sequence peptide
   json.lca lca
-  json.lineage(@lineages[lca])
+  json.lineage @lineages[lca]
   json.fa do
     json.counts {}
     json.data {}