diff --git a/plugins/processors/ifname/ifname.go b/plugins/processors/ifname/ifname.go
index 714578779a7a0..10623c041dd2d 100644
--- a/plugins/processors/ifname/ifname.go
+++ b/plugins/processors/ifname/ifname.go
@@ -349,6 +349,7 @@ func init() {
 func makeTableNoMock(fieldName string) (*si.Table, error) {
 	var err error
 	tab := si.Table{
+		Name:       "ifTable",
 		IndexAsTag: true,
 		Fields: []si.Field{
 			{Oid: fieldName},