diff --git a/plugins/virtuoso/lib/virtuoso_plugin/dspace_harvest.rb b/plugins/virtuoso/lib/virtuoso_plugin/dspace_harvest.rb
index 2b1313f..0de0c1c 100644
--- a/plugins/virtuoso/lib/virtuoso_plugin/dspace_harvest.rb
+++ b/plugins/virtuoso/lib/virtuoso_plugin/dspace_harvest.rb
@@ -27,7 +27,7 @@ class VirtuosoPlugin::DspaceHarvest
       values = [metadata.send(c)].flatten.compact
       values.each do |value|
         query = RDF::Virtuoso::Query.insert_data([RDF::URI.new(metadata.identifier), RDF::URI.new("http://purl.org/dc/elements/1.1/#{c}"), value]).graph(RDF::URI.new(settings.dspace_uri))
-        virtuoso_client.insert(query)
+        plugin.virtuoso_client.insert(query)
       end
     end
   end
diff --git a/plugins/virtuoso/lib/virtuoso_plugin/dublin_core_metadata.rb b/plugins/virtuoso/lib/virtuoso_plugin/dublin_core_metadata.rb
index 408a33f..376cd87 100644
--- a/plugins/virtuoso/lib/virtuoso_plugin/dublin_core_metadata.rb
+++ b/plugins/virtuoso/lib/virtuoso_plugin/dublin_core_metadata.rb
@@ -9,7 +9,7 @@ class VirtuosoPlugin::DublinCoreMetadata
     @creator = xpath(element, './/dc:creator')
     @subject = xpath_all(element, './/dc:subject').map(&:text)
     @description = xpath(element, './/dc:description')
-    @date = xpath_all(element, './/dc:date').map(&:text)
+    @date = xpath(element, './/dc:date')
     @type = xpath(element, './/dc:type')
     @identifier = xpath(element, './/dc:identifier')
     @language = xpath(element, './/dc:language')
--
libgit2 0.21.2