diff --git a/drivers/counter/counter_realtek_rts5912.c b/drivers/counter/counter_realtek_rts5912.c
index 40505d66132..20e995951e4 100644
--- a/drivers/counter/counter_realtek_rts5912.c
+++ b/drivers/counter/counter_realtek_rts5912.c
@@ -349,6 +349,7 @@ static int counter_rts5912_init(const struct device *dev)
                                                                                                    \
 	static void counter_rts5912_irq_config_##inst(void)                                        \
 	{                                                                                          \
+		NVIC_ClearPendingIRQ(DT_INST_IRQN(inst));                                          \
 		IRQ_CONNECT(DT_INST_IRQN(inst), DT_INST_IRQ(inst, priority), counter_rts5912_isr,  \
 			    DEVICE_DT_INST_GET(inst), 0);                                          \
 		irq_enable(DT_INST_IRQN(inst));                                                    \