diff --git a/package.json b/package.json
index 4f898519..febf7678 100644
--- a/package.json
+++ b/package.json
@@ -27,7 +27,7 @@
   "devDependencies": {
     "@semantic-release/exec": "6.0.3",
     "@serialport/binding-mock": "10.2.2",
-    "@types/chai": "5.0.1",
+    "@types/chai": "5.2.2",
     "@types/chai-subset": "1.3.6",
     "@types/debug": "4.1.12",
     "@types/mocha": "10.0.10",
@@ -35,7 +35,7 @@
     "@typescript-eslint/eslint-plugin": "6.21.0",
     "@typescript-eslint/parser": "6.21.0",
     "cc": "3.0.1",
-    "chai": "5.2.0",
+    "chai": "5.2.1",
     "chai-subset": "1.6.0",
     "esbuild": "0.25.5",
     "esbuild-register": "3.6.0",