1 files changed, 2 insertions, 2 deletions
diff --git a/lib/error.rb b/lib/error.rb
index 7ca9767..b92f2a4 100644
--- a/lib/error.rb
+++ b/lib/error.rb
@@ -69,7 +69,7 @@ module OpenTox
     
     def rdf_content()
       c = {
-        RDF.type => OT.ErrorReport,
+        RDF.type => [OT.ErrorReport],
         OT.statusCode => @http_code,
         OT.message => @message,
         OT.actor => @actor,
@@ -96,4 +96,4 @@ class Array
     end
     short.join("\n")
   end
-end
-\ No newline at end of file
+end