diff --git a/exporter/elasticsearchexporter/config.go b/exporter/elasticsearchexporter/config.go
index 5c12f29723d3..00326eb4d5b3 100644
--- a/exporter/elasticsearchexporter/config.go
+++ b/exporter/elasticsearchexporter/config.go
@@ -98,7 +98,7 @@ type AuthenticationSettings struct {
 	// Password is used to configure HTTP Basic Authentication.
 	Password configopaque.String `mapstructure:"password"`
 
-	// APIKey is used to configure APIKey based Authentication.
+	// APIKey is used to configure ApiKey based Authentication.
 	//
 	// https://www.elastic.co/guide/en/elasticsearch/reference/current/security-api-create-api-key.html
 	APIKey configopaque.String `mapstructure:"api_key"`