diff --git a/app/graphql/types/event_data_edge.rb b/app/graphql/types/event_data_edge.rb
index 313b05e0a..c7a340b66 100644
--- a/app/graphql/types/event_data_edge.rb
+++ b/app/graphql/types/event_data_edge.rb
@@ -10,7 +10,7 @@ class EventDataEdge < GraphQL::Relay::Edge
 
   def event_data
     @event_data ||= begin
-      Event.query(nil, subj_id: self.node[:id], obj_id: self.parent[:id])[:data].first
+      Event.query(nil, subj_id: self.node[:id], obj_id: self.parent[:id])[:data].first.to_h
     end
   end