diff --git a/crypto/secp256k1/secp256_test.go b/crypto/secp256k1/secp256_test.go
index ef2a3a3790..74408d06d2 100644
--- a/crypto/secp256k1/secp256_test.go
+++ b/crypto/secp256k1/secp256_test.go
@@ -2,6 +2,9 @@
 // Use of this source code is governed by a BSD-style license that can be found in
 // the LICENSE file.
 
+//go:build !gofuzz && cgo
+// +build !gofuzz,cgo
+
 package secp256k1
 
 import (