diff --git a/drivers/tty/serial/sc16is7xx.c b/drivers/tty/serial/sc16is7xx.c
index 1f7e98c2b570..296079c16fdb 100644
--- a/drivers/tty/serial/sc16is7xx.c
+++ b/drivers/tty/serial/sc16is7xx.c
@@ -216,7 +216,7 @@
 #define SC16IS7XX_TLR_TX_TRIGGER(words)	((((words) / 4) & 0x0f) << 0)
 #define SC16IS7XX_TLR_RX_TRIGGER(words)	((((words) / 4) & 0x0f) << 4)
 
-#define SC16IS7XX_TX_TRIGGER_LEVEL	8
+#define SC16IS7XX_TX_TRIGGER_LEVEL	32
 
 /* IOControl register bits (Only 75x/76x) */
 #define SC16IS7XX_IOCONTROL_LATCH_BIT	BIT(0)   /* Enable input latching */