diff --git a/engine/eventcost.go b/engine/eventcost.go
index 7969a956a..90d588409 100644
--- a/engine/eventcost.go
+++ b/engine/eventcost.go
@@ -20,7 +20,6 @@ package engine
 
 import (
 	"errors"
-	"fmt"
 	"time"
 
 	"github.com/cgrates/cgrates/utils"