diff --git a/plugins/aggregators/merge/README.md b/plugins/aggregators/merge/README.md
index 58fa47bbd..6f959a1e8 100644
--- a/plugins/aggregators/merge/README.md
+++ b/plugins/aggregators/merge/README.md
@@ -11,7 +11,10 @@ be handled more efficiently by the output.
 
 ```toml
 [[aggregators.merge]]
-  # no configuration
+  ## If true, the original metric will be dropped by the
+  ## aggregator and will not get sent to the output plugins.
+  drop_original = true
+  
 ```
 
 ### Example
diff --git a/plugins/aggregators/merge/merge.go b/plugins/aggregators/merge/merge.go
index 6a1e82911..8d36681f2 100644
--- a/plugins/aggregators/merge/merge.go
+++ b/plugins/aggregators/merge/merge.go
@@ -10,7 +10,11 @@ import (
 
 const (
 	description  = "Merge metrics into multifield metrics by series key"
-	sampleConfig = ""
+	sampleConfig = `
+	## If true, the original metric will be dropped by the
+  	## aggregator and will not get sent to the output plugins.
+  	drop_original = true
+	`
 )
 
 type Merge struct {