diff --git a/examples/ili9341/slideshow/atsamd21.go b/examples/ili9341/slideshow/atsamd21.go
index cd62edb..9b007b6 100644
--- a/examples/ili9341/slideshow/atsamd21.go
+++ b/examples/ili9341/slideshow/atsamd21.go
@@ -1,3 +1,4 @@
+//go:build atsamd21
 // +build atsamd21
 
 package main
diff --git a/examples/ili9341/slideshow/pyportal.go b/examples/ili9341/slideshow/pyportal.go
index d6973cf..11f1d55 100644
--- a/examples/ili9341/slideshow/pyportal.go
+++ b/examples/ili9341/slideshow/pyportal.go
@@ -1,3 +1,4 @@
+//go:build pyportal
 // +build pyportal
 
 package main
diff --git a/examples/ili9341/slideshow/wioterminal.go b/examples/ili9341/slideshow/wioterminal.go
index 1b2bfa3..8f31c7b 100644
--- a/examples/ili9341/slideshow/wioterminal.go
+++ b/examples/ili9341/slideshow/wioterminal.go
@@ -1,3 +1,4 @@
+//go:build wioterminal
 // +build wioterminal
 
 package main