lib/roi/rentability.rb in roi_calculator-0.3.1 vs lib/roi/rentability.rb in roi_calculator-0.3.2

@@ -69,10 +69,10 @@
     end
 
     def to_a
       dates_with_position.map do |date|
         if @rentabilities[date]
-          [date.to_time.to_i, @rentabilities[date].share]
+          [date.strftime('%Y-%m-%d'), @rentabilities[date].share]
         end
       end.compact
     end
 
     protected