diff --git a/dabo/functions/currency_converter.sh b/dabo/functions/currency_converter.sh
index 49ff90b..195614a 100644
--- a/dabo/functions/currency_converter.sh
+++ b/dabo/functions/currency_converter.sh
@@ -7,9 +7,9 @@ function currency_converter {
   local f_currency_target=$3
   local f_currency_date=$4
   
-  unset f_currency_converter_result 
-  local f_reverse=false
-  local f_line f_rate f_histfile f_date_array f_stablecoin
+  unset f_currency_converter_result
+
+  local f_line f_rate f_histfile f_date_array f_stablecoin f_reverse
 
   # get current date if none given
   [ -z "$f_currency_date" ] && printf -v f_currency_date '%(%Y-%m-%d %H:%M:%S)T'
@@ -83,6 +83,7 @@ function currency_converter {
       [ -z "$f_line" ] && f_line=$(egrep "^$f_currency_date_day" "$f_histfile" | tail -n1)
       [ -z "$f_line" ] && f_line=$(egrep "^$f_currency_date_month" "$f_histfile" | tail -n1) 
       [ -n "$f_line" ] && f_rate=$(echo "$f_line" | cut -d, -f2)
+      f_reverse=false
       if [ -n "$f_rate" ]
       then
         [[ $f_histfile =~ ${f_currency}${f_currency_target} ]] && f_reverse=true