diff --git a/package.json b/package.json
index 43b8724..6a74fbd 100644
--- a/package.json
+++ b/package.json
@@ -80,7 +80,7 @@
     "@types/chai": "^4.1.2",
     "@types/js-yaml": "^3.11.1",
     "@types/loader-utils": "^1.1.3",
-    "@types/mocha": "^5.0.0",
+    "@types/mocha": "^9.0.0",
     "@types/node": "^9.6.5",
     "@types/sinon": "^4.3.1",
     "@types/webpack": "^4.1.3",
diff --git a/yarn.lock b/yarn.lock
index 1f6e88a..aec768a 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -175,7 +175,7 @@
 
 "@sinonjs/formatio@^2.0.0":
   version "2.0.0"
-  resolved "http://registry.npmjs.org/@sinonjs/formatio/-/formatio-2.0.0.tgz#84db7e9eb5531df18a8c5e0bfb6e449e55e654b2"
+  resolved "https://registry.npmjs.org/@sinonjs/formatio/-/formatio-2.0.0.tgz#84db7e9eb5531df18a8c5e0bfb6e449e55e654b2"
   dependencies:
     samsam "1.3.0"
 
@@ -194,9 +194,9 @@
     "@types/node" "*"
     "@types/webpack" "*"
 
-"@types/mocha@^5.0.0":
-  version "5.0.0"
-  resolved "https://registry.yarnpkg.com/@types/mocha/-/mocha-5.0.0.tgz#a3014921991066193f6c8e47290d4d598dfd19e6"
+"@types/mocha@^9.0.0":
+  version "9.0.0"
+  resolved "https://registry.yarnpkg.com/@types/mocha/-/mocha-9.0.0.tgz#3205bcd15ada9bc681ac20bef64e9e6df88fd297"
 
 "@types/node@*":
   version "9.6.2"
@@ -3744,7 +3744,7 @@ once@^1.3.0, once@^1.3.1, once@^1.3.3, once@^1.4.0:
 
 onetime@^1.0.0:
   version "1.1.0"
-  resolved "http://registry.npmjs.org/onetime/-/onetime-1.1.0.tgz#a1f7838f8314c516f05ecefcbc4ccfe04b4ed789"
+  resolved "https://registry.npmjs.org/onetime/-/onetime-1.1.0.tgz#a1f7838f8314c516f05ecefcbc4ccfe04b4ed789"
 
 onetime@^2.0.0:
   version "2.0.1"