diff --git a/src/routes/+layout.js b/src/routes/+layout.js
index ec2cafd8..e55dd8a6 100644
--- a/src/routes/+layout.js
+++ b/src/routes/+layout.js
@@ -11,21 +11,21 @@ globalThis.process = process
 // Shims
 
 // import shimArrayPrototypeGroup from 'array.prototype.group'
-// import shimArrayPrototypeGroupToMap from 'array.prototype.grouptomap'
+import shimArrayPrototypeGroupToMap from 'array.prototype.grouptomap'
 
 // shimArrayPrototypeGroup.shim()
-// shimArrayPrototypeGroupToMap.shim()
-
-Array.prototype.groupToMap ||= function(callbackFn, _this = this){
-	const map = new Map()
-	for (const item of _this) {
-		const key = callbackFn(item)
-		const group = map.get(key) || []
-		group.push(item)
-		map.set(key, group)
-	}
-	return map
-}
+shimArrayPrototypeGroupToMap.shim()
+
+// Array.prototype.groupToMap ||= function(callbackFn, _this = this){
+// 	const map = new Map()
+// 	for (const item of _this) {
+// 		const key = callbackFn(item)
+// 		const group = map.get(key) || []
+// 		group.push(item)
+// 		map.set(key, group)
+// 	}
+// 	return map
+// }
 
 
 // SvelteKit