diff --git a/src/controller-registry.js b/src/controller-registry.js
index 7b44060..2c45fdf 100644
--- a/src/controller-registry.js
+++ b/src/controller-registry.js
@@ -126,8 +126,15 @@ export class ControllerRegistry {
 		return this.#defined.get(name)
 	}
 
+	#listMap = new WeakMap()
 	list(element) {
-		return new ControllerList(element, this.#attribute)
+		if (this.#listMap.has(element)) {
+			return this.#listMap.get(element)
+		} else {
+			const list = new ControllerList(element, this.#attribute)
+			this.#listMap.set(element, list)
+			return list
+		}
 	}
 
 	getName(controller) {