diff --git a/crypto/ledger/ledger_test.go b/crypto/ledger/ledger_test.go
index 5e65de66e2..6371ea13ce 100644
--- a/crypto/ledger/ledger_test.go
+++ b/crypto/ledger/ledger_test.go
@@ -1,3 +1,6 @@
+//go:build ledger
+// +build ledger
+
 package ledger
 
 import (