diff --git a/3in1 copy.pine b/3in1 copy.pine
index 829ef9d..43bcf18 100644
--- a/3in1 copy.pine	
+++ b/3in1 copy.pine	
@@ -710,8 +710,8 @@ if smooth
                                      srbr_vol_lo] = calcSupportResistance(close, srbr_lookback_period)
 
 // Check if Resistance become Support or Support Become Resistance - 完全按照原始SRBR逻辑
-var bool srbr_res_is_sup = na
-var bool srbr_sup_is_res = na
+var bool srbr_res_is_sup = false
+var bool srbr_sup_is_res = false
 
 switch
     srbr_brekout_res => srbr_res_is_sup := true