diff --git a/metricbeat/helper/prometheus/ptest/ptest.go b/metricbeat/helper/prometheus/ptest/ptest.go
index 26b0cb8fd22..76a1899c457 100644
--- a/metricbeat/helper/prometheus/ptest/ptest.go
+++ b/metricbeat/helper/prometheus/ptest/ptest.go
@@ -30,7 +30,6 @@ import (
 
 	"github.com/stretchr/testify/assert"
 
-	"github.com/elastic/beats/v7/libbeat/common"
 	"github.com/elastic/beats/v7/metricbeat/mb"
 	mbtest "github.com/elastic/beats/v7/metricbeat/mb/testing"
 	"github.com/elastic/beats/v7/metricbeat/mb/testing/flags"