diff --git a/example/package.json b/example/package.json
index 9ee8d0a..54607a3 100644
--- a/example/package.json
+++ b/example/package.json
@@ -22,7 +22,7 @@
     "supertest": "^4.0.2"
   },
   "dependencies": {
-    "convict": "^5.2.0",
+    "convict": "^6.2.3",
     "cors": "^2.8.5",
     "express": "^4.17.1",
     "helmet": "^3.21.3",
diff --git a/example/yarn.lock b/example/yarn.lock
index d0fee7a..813b357 100644
--- a/example/yarn.lock
+++ b/example/yarn.lock
@@ -1943,16 +1943,13 @@ convert-source-map@^1.1.0, convert-source-map@^1.4.0, convert-source-map@^1.6.0,
   dependencies:
     safe-buffer "~5.1.1"
 
-convict@^5.2.0:
-  version "5.2.0"
-  resolved "https://registry.yarnpkg.com/convict/-/convict-5.2.0.tgz#4c01fa06885b8c4a4ffc98b7de43222fe6c876dc"
-  integrity sha512-C3cdUwo47cCikZNzu5Vv8AL0MuXVVeg9t/Gyr9qyK5ZpCjOkMPmJ85KUF3CowNeSfj4UtztHxS+hoO9wGRh6kg==
+convict@^6.2.3:
+  version "6.2.3"
+  resolved "https://registry.yarnpkg.com/convict/-/convict-6.2.3.tgz#61f02858f6f1c5806d55837c5bb54ed64731ee8a"
+  integrity sha512-mTY04Qr7WrqiXifdeUYXr4/+Te4hPFWDvz6J2FVIKCLc2XBhq63VOSSYAKJ+unhZAYOAjmEdNswTOeHt7s++pQ==
   dependencies:
-    json5 "2.1.0"
-    lodash.clonedeep "4.5.0"
-    moment "2.24.0"
-    validator "11.1.0"
-    yargs-parser "13.0.0"
+    lodash.clonedeep "^4.5.0"
+    yargs-parser "^20.2.7"
 
 cookie-signature@1.0.6:
   version "1.0.6"
@@ -4001,13 +3998,6 @@ json-stringify-safe@~5.0.1:
   resolved "https://registry.yarnpkg.com/json-stringify-safe/-/json-stringify-safe-5.0.1.tgz#1296a2d58fd45f19a0f6ce01d65701e2c735b6eb"
   integrity sha1-Epai1Y/UXxmg9s4B1lcB4sc1tus=
 
-json5@2.1.0:
-  version "2.1.0"
-  resolved "https://registry.yarnpkg.com/json5/-/json5-2.1.0.tgz#e7a0c62c48285c628d20a10b85c89bb807c32850"
-  integrity sha512-8Mh9h6xViijj36g7Dxi+Y4S6hNGV96vcJZr/SrlHh1LR/pEn/8j/+qIBbs44YKl69Lrfctp4QD+AdWLTMqEZAQ==
-  dependencies:
-    minimist "^1.2.0"
-
 json5@^2.1.0:
   version "2.1.1"
   resolved "https://registry.yarnpkg.com/json5/-/json5-2.1.1.tgz#81b6cb04e9ba496f1c7005d07b4368a2638f90b6"
@@ -4114,7 +4104,7 @@ locate-path@^5.0.0:
   dependencies:
     p-locate "^4.1.0"
 
-lodash.clonedeep@4.5.0:
+lodash.clonedeep@^4.5.0:
   version "4.5.0"
   resolved "https://registry.yarnpkg.com/lodash.clonedeep/-/lodash.clonedeep-4.5.0.tgz#e23f3f9c4f8fbdde872529c1071857a086e5ccef"
   integrity sha1-4j8/nE+Pvd6HJSnBBxhXoIblzO8=
@@ -4298,11 +4288,6 @@ mkdirp@^0.5.1:
   dependencies:
     minimist "0.0.8"
 
-moment@2.24.0:
-  version "2.24.0"
-  resolved "https://registry.yarnpkg.com/moment/-/moment-2.24.0.tgz#0d055d53f5052aa653c9f6eb68bb5d12bf5c2b5b"
-  integrity sha512-bV7f+6l2QigeBBZSM/6yTNq4P2fNpSWj/0e7jQcy87A8e7o2nAfP/34/2ky5Vw4B9S446EtIhodAzkFCcR4dQg==
-
 morgan@^1.9.1:
   version "1.9.1"
   resolved "https://registry.yarnpkg.com/morgan/-/morgan-1.9.1.tgz#0a8d16734a1d9afbc824b99df87e738e58e2da59"
@@ -6070,11 +6055,6 @@ validate-npm-package-license@^3.0.1:
     spdx-correct "^3.0.0"
     spdx-expression-parse "^3.0.0"
 
-validator@11.1.0:
-  version "11.1.0"
-  resolved "https://registry.yarnpkg.com/validator/-/validator-11.1.0.tgz#ac18cac42e0aa5902b603d7a5d9b7827e2346ac4"
-  integrity sha512-qiQ5ktdO7CD6C/5/mYV4jku/7qnqzjrxb3C/Q5wR3vGGinHTgJZN/TdFT3ZX4vXhX2R1PXx42fB1cn5W+uJ4lg==
-
 vary@^1, vary@~1.1.2:
   version "1.1.2"
   resolved "https://registry.yarnpkg.com/vary/-/vary-1.1.2.tgz#2299f02c6ded30d4a5961b0b9f74524a18f634fc"
@@ -6244,14 +6224,6 @@ yallist@^2.1.2:
   resolved "https://registry.yarnpkg.com/yallist/-/yallist-2.1.2.tgz#1c11f9218f076089a47dd512f93c6699a6a81d52"
   integrity sha1-HBH5IY8HYImkfdUS+TxmmaaoHVI=
 
-yargs-parser@13.0.0:
-  version "13.0.0"
-  resolved "https://registry.yarnpkg.com/yargs-parser/-/yargs-parser-13.0.0.tgz#3fc44f3e76a8bdb1cc3602e860108602e5ccde8b"
-  integrity sha512-w2LXjoL8oRdRQN+hOyppuXs+V/fVAYtpcrRxZuF7Kt/Oc+Jr2uAcVntaUTNT6w5ihoWfFDpNY8CPx1QskxZ/pw==
-  dependencies:
-    camelcase "^5.0.0"
-    decamelize "^1.2.0"
-
 yargs-parser@^16.1.0:
   version "16.1.0"
   resolved "https://registry.yarnpkg.com/yargs-parser/-/yargs-parser-16.1.0.tgz#73747d53ae187e7b8dbe333f95714c76ea00ecf1"
@@ -6260,6 +6232,11 @@ yargs-parser@^16.1.0:
     camelcase "^5.0.0"
     decamelize "^1.2.0"
 
+yargs-parser@^20.2.7:
+  version "20.2.9"
+  resolved "https://registry.yarnpkg.com/yargs-parser/-/yargs-parser-20.2.9.tgz#2eb7dc3b0289718fc295f362753845c41a0c94ee"
+  integrity sha512-y11nGElTIV+CT3Zv9t7VKl+Q3hTQoT9a1Qzezhhl6Rp21gJ/IVTW7Z3y9EWXhuUBC2Shnf+DX0antecpAwSP8w==
+
 yargs@^15.0.0:
   version "15.1.0"
   resolved "https://registry.yarnpkg.com/yargs/-/yargs-15.1.0.tgz#e111381f5830e863a89550bd4b136bb6a5f37219"