diff --git a/package-lock.json b/package-lock.json
index eff8ad5..5eaa2c4 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1679,9 +1679,9 @@
       }
     },
     "chai": {
-      "version": "4.3.1",
-      "resolved": "https://registry.npmjs.org/chai/-/chai-4.3.1.tgz",
-      "integrity": "sha512-JClPZFGRcSl7X8dYzlCJY7v+X1fBA+9Y339Y8EqhBVfp0QC1hTnaf7nMfR+XZ74clkBC64b0iEw2cWKHt3EVqA==",
+      "version": "4.3.3",
+      "resolved": "https://registry.npmjs.org/chai/-/chai-4.3.3.tgz",
+      "integrity": "sha512-MPSLOZwxxnA0DhLE84klnGPojWFK5KuhP7/j5dTsxpr2S3XlkqJP5WbyYl1gCTWvG2Z5N+HD4F472WsbEZL6Pw==",
       "dev": true,
       "requires": {
         "assertion-error": "^1.1.0",
diff --git a/package.json b/package.json
index a804817..7748644 100644
--- a/package.json
+++ b/package.json
@@ -47,7 +47,7 @@
     "@semantic-release/github": "5.5.8",
     "@semantic-release/npm": "5.3.5",
     "acorn": "7.4.1",
-    "chai": "4.3.1",
+    "chai": "4.3.3",
     "eslint": "6.8.0",
     "eslint-config-standard": "14.1.1",
     "eslint-plugin-import": "2.22.1",