diff --git a/package-lock.json b/package-lock.json
index dc3846c..6d8aa52 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -2113,9 +2113,9 @@
       }
     },
     "mocha": {
-      "version": "8.3.0",
-      "resolved": "https://registry.npmjs.org/mocha/-/mocha-8.3.0.tgz",
-      "integrity": "sha512-TQqyC89V1J/Vxx0DhJIXlq9gbbL9XFNdeLQ1+JsnZsVaSOV1z3tWfw0qZmQJGQRIfkvZcs7snQnZnOCKoldq1Q==",
+      "version": "8.3.1",
+      "resolved": "https://registry.npmjs.org/mocha/-/mocha-8.3.1.tgz",
+      "integrity": "sha512-5SBMxANWqOv5bw3Hx+HVgaWlcWcFEQDUdaUAr1AUU+qwtx6cowhn7gEDT/DwQP7uYxnvShdUOVLbTYAHOEGfDQ==",
       "dev": true,
       "requires": {
         "@ungap/promise-all-settled": "1.1.2",
@@ -2306,9 +2306,9 @@
           "dev": true
         },
         "string-width": {
-          "version": "4.2.0",
-          "resolved": "https://registry.npmjs.org/string-width/-/string-width-4.2.0.tgz",
-          "integrity": "sha512-zUz5JD+tgqtuDjMhwIg5uFVV3dtqZ9yQJlZVfq4I01/K5Paj5UHj7VyrQOJvzawSVlKpObApbfD0Ed6yJc+1eg==",
+          "version": "4.2.2",
+          "resolved": "https://registry.npmjs.org/string-width/-/string-width-4.2.2.tgz",
+          "integrity": "sha512-XBJbT3N4JhVumXE0eoLU9DCjcaF92KLNqTmFCnG1pf8duUxFGwtP6AD6nkjw9a3IdiRtL3E2w3JDiE/xi3vOeA==",
           "dev": true,
           "requires": {
             "emoji-regex": "^8.0.0",
diff --git a/package.json b/package.json
index 6d97b20..4fd859e 100644
--- a/package.json
+++ b/package.json
@@ -38,7 +38,7 @@
     "chai": "^4.3.3",
     "eslint": "^7.21.0",
     "eslint-plugin-mocha": "^8.1.0",
-    "mocha": "^8.3.0",
+    "mocha": "^8.3.1",
     "nyc": "^15.1.0",
     "sinon": "^9.2.4"
   }