diff --git a/client/client_macos.go b/client/client_macos.go
index 0ce34fa..af2c91f 100644
--- a/client/client_macos.go
+++ b/client/client_macos.go
@@ -27,7 +27,7 @@ const DefaultSevGuestDevicePath = "unknown"
 type MacOSDevice struct{}
 
 // Open is not supported on MacOS.
-func (_ *MacOSDevice) Open(_ string) error {
+func (*MacOSDevice) Open(_ string) error {
 	return fmt.Errorf("MacOS is unsupported")
 }
 
@@ -37,11 +37,11 @@ func OpenDevice() (*MacOSDevice, error) {
 }
 
 // Close is not supported on MacOS.
-func (_ *MacOSDevice) Close() error {
+func (*MacOSDevice) Close() error {
 	return fmt.Errorf("MacOS is unsupported")
 }
 
 // Ioctl is not supported on MacOS.
-func (_ *MacOSDevice) Ioctl(_ uintptr, _ any) (uintptr, error) {
+func (*MacOSDevice) Ioctl(_ uintptr, _ any) (uintptr, error) {
 	return 0, fmt.Errorf("MacOS is unsupported")
 }
diff --git a/client/client_windows.go b/client/client_windows.go
index 10914ed..9f70cda 100644
--- a/client/client_windows.go
+++ b/client/client_windows.go
@@ -24,7 +24,7 @@ import (
 type WindowsDevice struct{}
 
 // Open is not supported on Windows.
-func (_ *WindowsDevice) Open(_ string) error {
+func (*WindowsDevice) Open(_ string) error {
 	return fmt.Errorf("Windows is unsupported")
 }
 
@@ -34,12 +34,12 @@ func OpenDevice() (*WindowsDevice, error) {
 }
 
 // Close is not supported on Windows.
-func (_ *WindowsDevice) Close() error {
+func (*WindowsDevice) Close() error {
 	return fmt.Errorf("Windows is unsupported")
 }
 
 // Ioctl is not supported on Windows.
-func (_ *WindowsDevice) Ioctl(_ uintptr, _ any) (uintptr, error) {
+func (*WindowsDevice) Ioctl(_ uintptr, _ any) (uintptr, error) {
 	// The GuestAttestation library on Windows is closed source.
 	return 0, fmt.Errorf("Windows is unsupported")
 }