diff --git a/internal/logging/logging.go b/internal/logging/logging.go
index 90af29b..41632d3 100644
--- a/internal/logging/logging.go
+++ b/internal/logging/logging.go
@@ -1,6 +1,8 @@
 package logging
 
 import (
+	"time"
+
 	"github.com/dop251/goja"
 	"github.com/sirupsen/logrus"
 	"go.k6.io/k6/js/modules"
@@ -60,9 +62,9 @@ func (r *RootModule) NewModuleInstance(vu modules.VU) modules.Instance {
 	case *logrus.TextFormatter:
 		f.ForceColors = true
 		f.FullTimestamp = true
-		f.TimestampFormat = "15:04:05"
+		f.TimestampFormat = time.TimeOnly
 	case *logrus.JSONFormatter:
-		f.TimestampFormat = "15:04:05"
+		f.TimestampFormat = time.TimeOnly
 	}
 
 	return &Logging{vu: vu}