diff --git a/package.json b/package.json
index e535adf..3dd46d3 100644
--- a/package.json
+++ b/package.json
@@ -43,10 +43,10 @@
     "@semantic-release/git": "9.0.0",
     "@semantic-release/github": "7.2.2",
     "@semantic-release/npm": "7.1.3",
-    "@types/chai": "4.2.17",
+    "@types/chai": "4.3.7",
     "@types/mocha": "8.2.2",
     "@types/node": "12.20.12",
-    "chai": "4.3.4",
+    "chai": "4.3.10",
     "eslint": "7.26.0",
     "eslint-config-standard": "14.1.1",
     "eslint-plugin-import": "2.22.1",