diff --git a/routers/repo/grampus.go b/routers/repo/grampus.go
index 339895b02..eedca8ad9 100755
--- a/routers/repo/grampus.go
+++ b/routers/repo/grampus.go
@@ -1,7 +1,6 @@
 package repo
 
 import (
-	"code.gitea.io/gitea/services/lock"
 	"encoding/json"
 	"errors"
 	"fmt"
@@ -12,6 +11,8 @@ import (
 	"strconv"
 	"strings"
 
+	"code.gitea.io/gitea/services/lock"
+
 	"code.gitea.io/gitea/modules/urfs_client/urchin"
 	"code.gitea.io/gitea/routers/response"
 
@@ -1456,7 +1457,7 @@ func GrampusMetrics(ctx *context.Context) {
 	}
 	ctx.JSON(http.StatusOK, map[string]interface{}{
 		"JobID":       jobID,
-		"Interval":    result.Interval,
+		"Interval":    0,
 		"MetricsInfo": result.MetricsInfo,
 	})