lib/logstash/inputs/elasticsearch/aggregation.rb in logstash-input-elasticsearch-4.20.3 vs lib/logstash/inputs/elasticsearch/aggregation.rb in logstash-input-elasticsearch-4.20.4

@@ -14,10 +14,10 @@
 
           @size = @plugin_params["size"]
           @query = @plugin_params["query"]
           @retries = @plugin_params["retries"]
           @agg_options = {
-            :index => @index,
+            :index => @plugin_params["index"],
             :size  => 0
           }.merge(:body => @query)
 
           @plugin = plugin
         end