diff --git a/hw/milkymist-uart.c b/hw/milkymist-uart.c
index ac6f5373ad..f3bdf6991a 100644
--- a/hw/milkymist-uart.c
+++ b/hw/milkymist-uart.c
@@ -132,6 +132,7 @@ static void uart_write(void *opaque, hwaddr addr, uint64_t value,
     case R_STAT:
         /* write one to clear bits */
         s->regs[addr] &= ~(value & (STAT_RX_EVT | STAT_TX_EVT));
+        qemu_chr_accept_input(s->chr);
         break;
 
     default: