diff --git a/libplatsupport/src/plat/star64/serial.c b/libplatsupport/src/plat/star64/serial.c
index 7d0143c77..54f1dad8e 100644
--- a/libplatsupport/src/plat/star64/serial.c
+++ b/libplatsupport/src/plat/star64/serial.c
@@ -31,7 +31,7 @@ int uart_putchar(ps_chardevice_t *d, int c)
     while ((*REG_PTR(d->vaddr, UART_LSR) & UART_LSR_THRE) == 0);
 
     /* Add character to the buffer. */
-    *REG_PTR(d->vaddr, UART_THR) = c & 0x7f;
+    *REG_PTR(d->vaddr, UART_THR) = c;
 
     return c;
 }