diff --git a/packages/entity/list/index.js b/packages/entity/list/index.js
index c50ce91..9f15aa6 100644
--- a/packages/entity/list/index.js
+++ b/packages/entity/list/index.js
@@ -104,11 +104,11 @@ export class EntityList extends decorate(class {}) {
 
   removeEntity(entity) {
     const uuid = entity.instanceUuid;
-    if (!(uuid in this._entities[uuid])) {
+    if (!(uuid in this._entities)) {
       return;
     }
     delete this._entities[uuid];
-    this._flatEntities.splice(index, this._flatEntities.indexOf(entity));
+    this._flatEntities.splice(this._flatEntities.indexOf(entity), 1);
     this._entityTickers.splice(this._entityTickers.indexOf(entity.tick), 1);
     this.state = this.state.delete(uuid);
     this.emit('entityRemoved', entity);