diff --git a/Gemfile.lock b/Gemfile.lock
index fcd2ddaa1..489ba63f8 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -106,7 +106,7 @@ GEM
       latex-decode (~> 0.0)
     binding_of_caller (0.8.0)
       debug_inspector (>= 0.0.1)
-    bolognese (1.2.11)
+    bolognese (1.2.15)
       activesupport (>= 4.2.5, < 6)
       benchmark_methods (~> 0.7)
       bibtex-ruby (~> 4.1)
diff --git a/app/jobs/crossref_doi_by_id_job.rb b/app/jobs/crossref_doi_by_id_job.rb
index b2080b341..038bc5896 100644
--- a/app/jobs/crossref_doi_by_id_job.rb
+++ b/app/jobs/crossref_doi_by_id_job.rb
@@ -60,7 +60,7 @@ def perform(id, options={})
     elsif response.status == 200
       logger.info "DOI #{doi} record updated."
     elsif response.status == 404
-      logger.info "[Error parsing #{ra} DOI #{doi}]: not found."
+      logger.warn "[Warn] #{ra} DOI #{doi} not found."
     else
       logger.error "[Error parsing #{ra} DOI #{doi}]: " + response.body["errors"].inspect
     end