diff --git a/drivers/rtc/rtc-abx80x.c b/drivers/rtc/rtc-abx80x.c
index eca09872ea97..00d7de64ed3e 100644
--- a/drivers/rtc/rtc-abx80x.c
+++ b/drivers/rtc/rtc-abx80x.c
@@ -932,6 +932,8 @@ static int abx80x_probe(struct i2c_client *client)
 			client->irq = 0;
 		}
 	}
+	if (client->irq <= 0)
+		clear_bit(RTC_FEATURE_ALARM, priv->rtc->features);
 
 	err = rtc_add_group(priv->rtc, &rtc_calib_attr_group);
 	if (err) {