diff --git a/drivers/counter/counter_esp32_rtc.c b/drivers/counter/counter_esp32_rtc.c
index 2438819baae..c9c4ac9509b 100644
--- a/drivers/counter/counter_esp32_rtc.c
+++ b/drivers/counter/counter_esp32_rtc.c
@@ -116,8 +116,8 @@ static int counter_esp32_set_alarm(const struct device *dev, uint8_t chan_id,
 
 #if defined(CONFIG_SOC_SERIES_ESP32) || defined(CONFIG_SOC_SERIES_ESP32C2) || \
 	defined(CONFIG_SOC_SERIES_ESP32C3)
-	/* In ESP32/C3 Series the min possible value is 30 us*/
-	if (counter_ticks_to_us(dev, alarm_cfg->ticks) < 30) {
+	/* In ESP32/C3 Series the min possible value is 30+ us*/
+	if (counter_ticks_to_us(dev, alarm_cfg->ticks) <= 30) {
 		return -EINVAL;
 	}
 #endif