diff --git a/shiny/driver/mtldriver/buffer.go b/shiny/driver/mtldriver/buffer.go
index ef13fae..fdd775a 100644
--- a/shiny/driver/mtldriver/buffer.go
+++ b/shiny/driver/mtldriver/buffer.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.
 
-//go:build darwin
+//go:build darwin && cgo
 
 package mtldriver
 
diff --git a/shiny/driver/mtldriver/mtldriver.go b/shiny/driver/mtldriver/mtldriver.go
index 3f5c36c..b705be1 100644
--- a/shiny/driver/mtldriver/mtldriver.go
+++ b/shiny/driver/mtldriver/mtldriver.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.
 
-//go:build darwin
+//go:build darwin && cgo
 
 // Package mtldriver provides a Metal driver for accessing a screen.
 //
diff --git a/shiny/driver/mtldriver/screen.go b/shiny/driver/mtldriver/screen.go
index 71cbabc..df6155c 100644
--- a/shiny/driver/mtldriver/screen.go
+++ b/shiny/driver/mtldriver/screen.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.
 
-//go:build darwin
+//go:build darwin && cgo
 
 package mtldriver
 
diff --git a/shiny/driver/mtldriver/texture.go b/shiny/driver/mtldriver/texture.go
index f0a801f..a0277bb 100644
--- a/shiny/driver/mtldriver/texture.go
+++ b/shiny/driver/mtldriver/texture.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.
 
-//go:build darwin
+//go:build darwin && cgo
 
 package mtldriver
 
diff --git a/shiny/driver/mtldriver/window.go b/shiny/driver/mtldriver/window.go
index b21a8a8..078a951 100644
--- a/shiny/driver/mtldriver/window.go
+++ b/shiny/driver/mtldriver/window.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.
 
-//go:build darwin
+//go:build darwin && cgo
 
 package mtldriver