diff --git a/drivers/adc/adc_ads1x1x.c b/drivers/adc/adc_ads1x1x.c
index f984de435b9..594b275c10d 100644
--- a/drivers/adc/adc_ads1x1x.c
+++ b/drivers/adc/adc_ads1x1x.c
@@ -26,7 +26,7 @@ LOG_MODULE_REGISTER(ADS1X1X, CONFIG_ADC_LOG_LEVEL);
 	DT_ANY_COMPAT_HAS_PROP_STATUS_OKAY(ti_ads1015, alert_rdy_gpios) || \
 	DT_ANY_COMPAT_HAS_PROP_STATUS_OKAY(ti_ads1014, alert_rdy_gpios)
 
-#define ADC_ADS1X1X_TRIGGER
+#define ADC_ADS1X1X_TRIGGER 1
 
 #endif