diff --git a/package.json b/package.json
index 20d765f..e25afd2 100644
--- a/package.json
+++ b/package.json
@@ -15,7 +15,7 @@
   "devDependencies": {
     "beautify-benchmark": "0.2.4",
     "benchmark": "2.1.4",
-    "deep-equal": "1.0.1",
+    "deep-equal": "1.1.2",
     "eslint": "7.32.0",
     "eslint-config-standard": "14.1.1",
     "eslint-plugin-import": "2.25.4",