diff --git a/internal/socket/cmsghdr_linux_64bit.go b/internal/socket/cmsghdr_linux_64bit.go
index 852a71b1..27be0efa 100644
--- a/internal/socket/cmsghdr_linux_64bit.go
+++ b/internal/socket/cmsghdr_linux_64bit.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// +build arm64 amd64 ppc64 ppc64le mips64 mips64le s390x riscv64
+// +build arm64 amd64 ppc64 ppc64le mips64 mips64le riscv64 s390x
 // +build linux
 
 package socket
diff --git a/internal/socket/iovec_64bit.go b/internal/socket/iovec_64bit.go
index 50cc268f..dfeda752 100644
--- a/internal/socket/iovec_64bit.go
+++ b/internal/socket/iovec_64bit.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// +build arm64 amd64 ppc64 ppc64le mips64 mips64le s390x riscv64
+// +build arm64 amd64 ppc64 ppc64le mips64 mips64le riscv64 s390x
 // +build aix darwin dragonfly freebsd linux netbsd openbsd
 
 package socket
diff --git a/internal/socket/msghdr_linux_64bit.go b/internal/socket/msghdr_linux_64bit.go
index 375d402b..e731833a 100644
--- a/internal/socket/msghdr_linux_64bit.go
+++ b/internal/socket/msghdr_linux_64bit.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// +build arm64 amd64 ppc64 ppc64le mips64 mips64le s390x riscv64
+// +build arm64 amd64 ppc64 ppc64le mips64 mips64le riscv64 s390x
 // +build linux
 
 package socket
diff --git a/internal/socket/sys_linux_riscv64.go b/internal/socket/sys_linux_riscv64.go
index 20e9308b..b6afdbb3 100644
--- a/internal/socket/sys_linux_riscv64.go
+++ b/internal/socket/sys_linux_riscv64.go
@@ -1,10 +1,10 @@
-// Copyright 2017 The Go Authors. All rights reserved.
+// Copyright 2019 The Go Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
 package socket
 
 const (
-    sysRECVMMSG = 0xf3
-    sysSENDMMSG = 0x10d
+	sysRECVMMSG = 0xf3
+	sysSENDMMSG = 0x10d
 )