diff --git a/packages/react-json-tree/src/JSONNestedNode.tsx b/packages/react-json-tree/src/JSONNestedNode.tsx
index 956f1e5f..fbc9a47b 100644
--- a/packages/react-json-tree/src/JSONNestedNode.tsx
+++ b/packages/react-json-tree/src/JSONNestedNode.tsx
@@ -66,7 +66,7 @@ function renderChildNodes(
       );
     } else {
       const { key, value } = entry;
-      const isCircular = circularCache.indexOf(value) !== -1;
+      const isCircular = circularCache.includes(value);
 
       childNodes.push(
         <JSONNode
diff --git a/packages/react-json-tree/src/getCollectionEntries.ts b/packages/react-json-tree/src/getCollectionEntries.ts
index 67918949..0de08df7 100644
--- a/packages/react-json-tree/src/getCollectionEntries.ts
+++ b/packages/react-json-tree/src/getCollectionEntries.ts
@@ -2,8 +2,7 @@ import type { SortObjectKeys } from './types.js';
 
 function getLength(type: string, collection: unknown) {
   if (type === 'Object') {
-    // eslint-disable-next-line @typescript-eslint/ban-types
-    return Object.keys(collection as {}).length;
+    return Object.keys(collection as object).length;
   } else if (type === 'Array') {
     return (collection as unknown[]).length;
   }