diff --git a/lib/logstash/outputs/jdbc.rb b/lib/logstash/outputs/jdbc.rb
index 93458e8..3dd11c5 100644
--- a/lib/logstash/outputs/jdbc.rb
+++ b/lib/logstash/outputs/jdbc.rb
@@ -246,7 +246,7 @@ class LogStash::Outputs::Jdbc < LogStash::Outputs::Base
 
   def add_statement_event_params(statement, event)
     @statement[1..-1].each_with_index do |i, idx|
-      value = event[i]
+      value = event.get(i)
 
       value = if value.nil? and i.to_s =~ /%{/
                 event.sprintf(i)