diff --git a/package.json b/package.json
index 2dbfbee..4c19bfe 100644
--- a/package.json
+++ b/package.json
@@ -26,7 +26,7 @@
     "chai-as-promised": "7.1.1",
     "esm": "3.2.25",
     "fast-check": "2.18.0",
-    "mocha": "9.1.3",
+    "mocha": "9.1.4",
     "sinon": "12.0.1",
     "sinon-chai": "3.7.0",
     "source-map-support": "0.5.20",
diff --git a/yarn.lock b/yarn.lock
index bdde987..7a8414f 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -556,10 +556,10 @@ minimatch@3.0.4, minimatch@^3.0.4:
   dependencies:
     brace-expansion "^1.1.7"
 
-mocha@9.1.3:
-  version "9.1.3"
-  resolved "https://registry.yarnpkg.com/mocha/-/mocha-9.1.3.tgz#8a623be6b323810493d8c8f6f7667440fa469fdb"
-  integrity sha512-Xcpl9FqXOAYqI3j79pEtHBBnQgVXIhpULjGQa7DVb0Po+VzmSIK9kanAiWLHoRR/dbZ2qpdPshuXr8l1VaHCzw==
+mocha@9.1.4:
+  version "9.1.4"
+  resolved "https://registry.yarnpkg.com/mocha/-/mocha-9.1.4.tgz#5a332d6ade6345b975fd97b5b39139854c8e1b32"
+  integrity sha512-+q2aV5VlJZuLgCWoBvGI5zEwPF9eEI0kr/sAA9Jm4xMND7RfIEyF8JE7C0JIg8WXRG+P1sdIAb5ccoHPlXLzcw==
   dependencies:
     "@ungap/promise-all-settled" "1.1.2"
     ansi-colors "4.1.1"