diff --git a/src/uart/uart.c b/src/uart/uart.c
index cbde04c..f1a76d2 100644
--- a/src/uart/uart.c
+++ b/src/uart/uart.c
@@ -419,7 +419,7 @@ mraa_uart_settings(int index, const char **devpath, const char **name, int* baud
        }
 
        if (xonxoff != NULL) {
-           *xonxoff = term.c_cflag & (IXON|IXOFF);
+           *xonxoff = term.c_iflag & (IXON|IXOFF);
        }
 
        close(fd);