diff --git a/tools/atrf-txrx/atrf-txrx.c b/tools/atrf-txrx/atrf-txrx.c
index c6c2b67..b558992 100644
--- a/tools/atrf-txrx/atrf-txrx.c
+++ b/tools/atrf-txrx/atrf-txrx.c
@@ -98,7 +98,7 @@ static struct atrf_dsc *init_txrx(const char *driver, int trim, unsigned mhz)
 	/* We want to see all interrupts, not only the ones we're expecting. */
 	atrf_reg_write(dsc, REG_IRQ_MASK, 0xff);
 
-	(void) atrf_reg_read(dsc, REG_IRQ_STATUS);
+	flush_interrupts(dsc);
 	if (atrf_identify(dsc) == artf_at86rf231)
 		wait_for_interrupt(dsc, IRQ_CCA_ED_DONE, IRQ_CCA_ED_DONE,
 		    10, 50); /* according to table 7-1, 37 us max */
diff --git a/tools/atrf-xmit/atrf-xmit.c b/tools/atrf-xmit/atrf-xmit.c
index f286ffc..676ed77 100644
--- a/tools/atrf-xmit/atrf-xmit.c
+++ b/tools/atrf-xmit/atrf-xmit.c
@@ -39,7 +39,7 @@ static void init_common(struct atrf_dsc *dsc, int trim, int channel)
 	atrf_set_clkm(dsc, 0);
 	atrf_reg_write(dsc, REG_PHY_CC_CCA, (1 << CCA_MODE_SHIFT) | channel);
 	atrf_reg_write(dsc, REG_IRQ_MASK, 0xff);
-	(void) atrf_reg_read(dsc, REG_IRQ_STATUS);
+	flush_interrupts(dsc);
 }