diff --git a/package.json b/package.json
index 416913e..f84b57e 100644
--- a/package.json
+++ b/package.json
@@ -47,7 +47,7 @@
     "eslint-plugin-no-null": "1.0.2",
     "eslint-plugin-sonarjs": "0.10.0",
     "fast-check": "2.17.0",
-    "mocha": "9.0.3",
+    "mocha": "9.1.1",
     "mocha-foam": "0.1.8",
     "mock-fs": "5.0.0",
     "noicejs": "4.0.0",
diff --git a/yarn.lock b/yarn.lock
index 2a5cd9b..107e1cb 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2845,10 +2845,10 @@ mocha-foam@0.1.8:
   resolved "https://artifacts.apextoaster.com/repository/group-npm/mocha-foam/-/mocha-foam-0.1.8.tgz#cede81d51d495876d26cbaf5b69b2cfd622f555b"
   integrity sha512-IPf/psPJJEtop6qJUdU5KYQwOLGIZ2ibB+yPqmvOAXBrNpNvSA9S1xmRGEwQsaNLxFE4muXx4xu1dn7o3MLsdw==
 
-mocha@9.0.3:
-  version "9.0.3"
-  resolved "https://artifacts.apextoaster.com/repository/group-npm/mocha/-/mocha-9.0.3.tgz#128cd6bbd3ee0adcdaef715f357f76ec1e6227c7"
-  integrity sha512-hnYFrSefHxYS2XFGtN01x8un0EwNu2bzKvhpRFhgoybIvMaOkkL60IVPmkb5h6XDmUl4IMSB+rT5cIO4/4bJgg==
+mocha@9.1.1:
+  version "9.1.1"
+  resolved "https://artifacts.apextoaster.com/repository/group-npm/mocha/-/mocha-9.1.1.tgz#33df2eb9c6262434630510c5f4283b36efda9b61"
+  integrity sha512-0wE74YMgOkCgBUj8VyIDwmLUjTsS13WV1Pg7l0SHea2qzZzlq7MDnfbPsHKcELBRk3+izEVkRofjmClpycudCA==
   dependencies:
     "@ungap/promise-all-settled" "1.1.2"
     ansi-colors "4.1.1"