diff --git a/Core/Src/yunhorn_sts_presence_rss.c b/Core/Src/yunhorn_sts_presence_rss.c
index 5e0ed59..19cdc87 100644
--- a/Core/Src/yunhorn_sts_presence_rss.c
+++ b/Core/Src/yunhorn_sts_presence_rss.c
@@ -725,7 +725,8 @@ void STS_YunhornCheckStandardDeviation(void)
 		// ***********  detection situation suggestion
 
 		if (standard_variance_presence_score <= MIN(DEFAULT_UNCONSCIOUS_THRESHOLD, sts_unconscious_threshold)) {
-			sts_fall_rising_detected_result = STS_PRESENCE_STAYSTILL;
+			//sts_fall_rising_detected_result = STS_PRESENCE_STAYSTILL;
+			sts_fall_rising_detected_result = STS_PRESENCE_NO_MOVEMENT;
 		}
 
 		if ( sts_fall_rising_pattern_factor1 > (uint16_t)sts_fall_detection_acc_threshold)