diff --git a/examples/printerdemo/rust/main.rs b/examples/printerdemo/rust/main.rs
index d90b5b2758f..bcaa5e4cc2b 100644
--- a/examples/printerdemo/rust/main.rs
+++ b/examples/printerdemo/rust/main.rs
@@ -9,7 +9,7 @@
 LICENSE END */
 
 #![no_std]
-#![cfg_attr(feature = "mcu-pico-st778", no_main)]
+#![cfg_attr(feature = "mcu-pico-st7789", no_main)]
 
 extern crate alloc;