diff --git a/11/solution.mjs b/11/solution.mjs
index 1c7c39f..8fdb13d 100644
--- a/11/solution.mjs
+++ b/11/solution.mjs
@@ -122,13 +122,14 @@ console.log(
   `Level of monkey business after 20 rounds: ${monkeyBusinessLevel}`
 );
 
-monkeys = getMonkeys(item => {
-  const commonMultiple = [...monkeys.values()]
-    .map(monkey => monkey.test.divisibleBy)
-    .reduce((total, divisibleBy) => total * divisibleBy);
+let commonMultiple;
+monkeys = getMonkeys(
   // Reduce item by commonMultiple whenever it exceeds that value
-  return item.worryLevel = item.worryLevel % commonMultiple;
-});
+  item => item.worryLevel = item.worryLevel % commonMultiple
+);
+commonMultiple = [...monkeys.values()]
+  .map(monkey => monkey.test.divisibleBy)
+  .reduce((total, divisibleBy) => total * divisibleBy);
 simulateRounds(monkeys, 10000);
 monkeyBusinessLevel = calculateMonkeyBusinessLevel(monkeys);
 console.log(