diff --git a/sys/dev/uart/uart.h b/sys/dev/uart/uart.h
index d756b587b11d..f397d4781356 100644
--- a/sys/dev/uart/uart.h
+++ b/sys/dev/uart/uart.h
@@ -103,7 +103,6 @@ struct uart_class;
 
 extern struct uart_class uart_ns8250_class __attribute__((weak));
 extern struct uart_class uart_quicc_class __attribute__((weak));
-extern struct uart_class uart_sbbc_class __attribute__((weak));
 extern struct uart_class uart_z8530_class __attribute__((weak));
 
 /*