diff --git a/day01/solution1.rb b/day01/solution1.rb
index 2de92a3..3940a7c 100755
--- a/day01/solution1.rb
+++ b/day01/solution1.rb
@@ -4,10 +4,10 @@
 numbers = File.readlines('./input')
 numbers.each do |num1|
     numbers.each do |num2|
-        sum = num1 + num2
-        puts num1 + '+' + num2 + '=' + sum
+        sum = num1.to_i + num2.to_i
+        puts num1 + '+' + num2 + '=' + sum.to_s
         if sum == 2020
-            puts num1 * num2
+            puts num1.to_i * num2.to_i
             exit
         end
     end