diff --git a/.eslintignore b/.eslintignore
index c84ad63b..f39171d7 100644
--- a/.eslintignore
+++ b/.eslintignore
@@ -1,4 +1,3 @@
 *.json
 *.md
 LICENSE
-*.css
\ No newline at end of file
diff --git a/system/scripts/migration/migrate-rolldata-to-dicepools.js b/system/scripts/migration/migrate-rolldata-to-dicepools.js
index 9f8c1cea..36b1c549 100644
--- a/system/scripts/migration/migrate-rolldata-to-dicepools.js
+++ b/system/scripts/migration/migrate-rolldata-to-dicepools.js
@@ -18,7 +18,7 @@ export const MigrateRolldataToDicepools = async function () {
       // If the item was previously rollable, migrate the rolldata to the new format
       if (item.system?.rollable) {
         hasFixedItems = true
-        let dicepool = {}
+        const dicepool = {}
 
         if (item.system.dice1) {
           const randomID = foundry.utils.randomID(8)
@@ -46,11 +46,9 @@ export const MigrateRolldataToDicepools = async function () {
         }
 
         // Remove unnecessary data
-        const { roll1, roll2, rollable, ...remainingSystem } = updatedItem.system
-        roll1 = null
-        roll2 = null
-        rollable = null
-        updatedItem.system = remainingSystem
+        delete updatedItem.system.roll1
+        delete updatedItem.system.roll2
+        delete updatedItem.system.rollable
 
         // Push the updated item to the array
         updatedItems.push(updatedItem)