diff --git a/source/drivers/usart_console.c b/source/drivers/usart_console.c
index 1074422..2add190 100644
--- a/source/drivers/usart_console.c
+++ b/source/drivers/usart_console.c
@@ -120,7 +120,7 @@ int console_getline(struct usart_console *console, char *buf, size_t n)
 		*p = '\0';
 	}
 
-	return -E_AGAIN;
+	return -EAGAIN;
 }
 
 static ssize_t usart_read(void *cookie, char *buf, size_t n)