diff --git a/test/fuse_dlm/dlm_concurrent_write_test.go b/test/fuse_dlm/dlm_concurrent_write_test.go
index 5f844e622..c56cbac73 100644
--- a/test/fuse_dlm/dlm_concurrent_write_test.go
+++ b/test/fuse_dlm/dlm_concurrent_write_test.go
@@ -1,3 +1,5 @@
+//go:build linux || darwin
+
 package fuse_dlm
 
 import (
diff --git a/test/fuse_dlm/framework_test.go b/test/fuse_dlm/framework_test.go
index 69f4dbfd8..fbc76414f 100644
--- a/test/fuse_dlm/framework_test.go
+++ b/test/fuse_dlm/framework_test.go
@@ -1,3 +1,5 @@
+//go:build linux || darwin
+
 package fuse_dlm
 
 import (
diff --git a/test/fuse_dlm/posix_lock_ring_test.go b/test/fuse_dlm/posix_lock_ring_test.go
index 62210c3fb..0874fe969 100644
--- a/test/fuse_dlm/posix_lock_ring_test.go
+++ b/test/fuse_dlm/posix_lock_ring_test.go
@@ -1,3 +1,5 @@
+//go:build linux || darwin
+
 package fuse_dlm
 
 import (
diff --git a/test/fuse_p2p/peer_chunk_sharing_test.go b/test/fuse_p2p/peer_chunk_sharing_test.go
index c64bc0c7f..8daf0e144 100644
--- a/test/fuse_p2p/peer_chunk_sharing_test.go
+++ b/test/fuse_p2p/peer_chunk_sharing_test.go
@@ -1,3 +1,5 @@
+//go:build linux || darwin
+
 package fuse_p2p
 
 import (
diff --git a/unmaintained/check_disk_size/check_disk_size.go b/unmaintained/check_disk_size/check_disk_size.go
index 4a8b92b88..c0e78f0e9 100644
--- a/unmaintained/check_disk_size/check_disk_size.go
+++ b/unmaintained/check_disk_size/check_disk_size.go
@@ -1,3 +1,5 @@
+//go:build !windows && !openbsd && !netbsd && !plan9 && !solaris
+
 package main
 
 import (