diff --git a/dabo/functions/check_sell_conditions.sh b/dabo/functions/check_sell_conditions.sh
index b07ce4f..940f39b 100644
--- a/dabo/functions/check_sell_conditions.sh
+++ b/dabo/functions/check_sell_conditions.sh
@@ -122,6 +122,9 @@ function check_sell_conditions_strategy {
   # never occur rsi defaults to suppress error messages if no values from strategy given
   local SELL_MACD_RELATION_FROM="101"
 
+  # default
+  local SELL_HOLD_IF_RESULT_NEGATIVE="0"
+
   # run strategy
   if [ -s "${f_strategy}" ]
   then