diff --git a/package-lock.json b/package-lock.json
index 0b20209..c64aa5c 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -10,7 +10,7 @@
       "license": "Apache-2.0",
       "dependencies": {
         "@google-cloud/pubsub": "^2.16.1",
-        "convict": "^5.2.1",
+        "convict": "^6.2.4",
         "joi": "^17.4.1",
         "jsonwebtoken": "^8.5.1"
       },
@@ -410,14 +410,6 @@
       "resolved": "https://registry.npmjs.org/buffer-equal-constant-time/-/buffer-equal-constant-time-1.0.1.tgz",
       "integrity": "sha1-+OcRMvf/5uAaXJaXpMbz5I1cyBk="
     },
-    "node_modules/camelcase": {
-      "version": "5.3.1",
-      "resolved": "https://registry.npmjs.org/camelcase/-/camelcase-5.3.1.tgz",
-      "integrity": "sha512-L28STB170nwWS63UjtlEOE3dldQApaJXZkOI1uMFfzf3rRuPegHaHesyee+YxQ+W6SvRDQV6UrdOdRiR153wJg==",
-      "engines": {
-        "node": ">=6"
-      }
-    },
     "node_modules/cliui": {
       "version": "7.0.4",
       "resolved": "https://registry.npmjs.org/cliui/-/cliui-7.0.4.tgz",
@@ -429,28 +421,17 @@
       }
     },
     "node_modules/convict": {
-      "version": "5.2.1",
-      "resolved": "https://registry.npmjs.org/convict/-/convict-5.2.1.tgz",
-      "integrity": "sha512-wbBlbBMHQyuRVVrZOfVJ2Dq1z3tTNP7UXC7ox0BUHxSc/AxQ8TuyRaHUYTSSjyPCkxQI64VTtWbA1vKbXrkJIw==",
+      "version": "6.2.4",
+      "resolved": "https://registry.npmjs.org/convict/-/convict-6.2.4.tgz",
+      "integrity": "sha512-qN60BAwdMVdofckX7AlohVJ2x9UvjTNoKVXCL2LxFk1l7757EJqf1nySdMkPQer0bt8kQ5lQiyZ9/2NvrFBuwQ==",
       "dependencies": {
-        "json5": "2.1.0",
-        "lodash.clonedeep": "4.5.0",
-        "moment": "2.24.0",
-        "validator": "11.1.0",
-        "yargs-parser": "13.1.2"
+        "lodash.clonedeep": "^4.5.0",
+        "yargs-parser": "^20.2.7"
       },
       "engines": {
         "node": ">=6"
       }
     },
-    "node_modules/decamelize": {
-      "version": "1.2.0",
-      "resolved": "https://registry.npmjs.org/decamelize/-/decamelize-1.2.0.tgz",
-      "integrity": "sha1-9lNNFRSCabIDUue+4m9QH5oZEpA=",
-      "engines": {
-        "node": ">=0.10.0"
-      }
-    },
     "node_modules/duplexify": {
       "version": "4.1.2",
       "resolved": "https://registry.npmjs.org/duplexify/-/duplexify-4.1.2.tgz",
@@ -710,20 +691,6 @@
         "bignumber.js": "^9.0.0"
       }
     },
-    "node_modules/json5": {
-      "version": "2.1.0",
-      "resolved": "https://registry.npmjs.org/json5/-/json5-2.1.0.tgz",
-      "integrity": "sha512-8Mh9h6xViijj36g7Dxi+Y4S6hNGV96vcJZr/SrlHh1LR/pEn/8j/+qIBbs44YKl69Lrfctp4QD+AdWLTMqEZAQ==",
-      "dependencies": {
-        "minimist": "^1.2.0"
-      },
-      "bin": {
-        "json5": "lib/cli.js"
-      },
-      "engines": {
-        "node": ">=6"
-      }
-    },
     "node_modules/jsonwebtoken": {
       "version": "8.5.1",
       "resolved": "https://registry.npmjs.org/jsonwebtoken/-/jsonwebtoken-8.5.1.tgz",
@@ -849,19 +816,6 @@
         "node": ">=10"
       }
     },
-    "node_modules/minimist": {
-      "version": "1.2.5",
-      "resolved": "https://registry.npmjs.org/minimist/-/minimist-1.2.5.tgz",
-      "integrity": "sha512-FM9nNUYrRBAELZQT3xeZQ7fmMOBg6nWNmJKTcgsJeaLstP/UODVpGsr5OhXhhXg6f+qtJ8uiZ+PUxkDWcgIXLw=="
-    },
-    "node_modules/moment": {
-      "version": "2.24.0",
-      "resolved": "https://registry.npmjs.org/moment/-/moment-2.24.0.tgz",
-      "integrity": "sha512-bV7f+6l2QigeBBZSM/6yTNq4P2fNpSWj/0e7jQcy87A8e7o2nAfP/34/2ky5Vw4B9S446EtIhodAzkFCcR4dQg==",
-      "engines": {
-        "node": "*"
-      }
-    },
     "node_modules/ms": {
       "version": "2.1.3",
       "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.3.tgz",
@@ -1060,14 +1014,6 @@
       "resolved": "https://registry.npmjs.org/util-deprecate/-/util-deprecate-1.0.2.tgz",
       "integrity": "sha1-RQ1Nyfpw3nMnYvvS1KKJgUGaDM8="
     },
-    "node_modules/validator": {
-      "version": "11.1.0",
-      "resolved": "https://registry.npmjs.org/validator/-/validator-11.1.0.tgz",
-      "integrity": "sha512-qiQ5ktdO7CD6C/5/mYV4jku/7qnqzjrxb3C/Q5wR3vGGinHTgJZN/TdFT3ZX4vXhX2R1PXx42fB1cn5W+uJ4lg==",
-      "engines": {
-        "node": ">= 0.10"
-      }
-    },
     "node_modules/wrap-ansi": {
       "version": "7.0.0",
       "resolved": "https://registry.npmjs.org/wrap-ansi/-/wrap-ansi-7.0.0.tgz",
@@ -1150,15 +1096,6 @@
       }
     },
     "node_modules/yargs-parser": {
-      "version": "13.1.2",
-      "resolved": "https://registry.npmjs.org/yargs-parser/-/yargs-parser-13.1.2.tgz",
-      "integrity": "sha512-3lbsNRf/j+A4QuSZfDRA7HRSfWrzO0YjqTJd5kjAq37Zep1CEgaYmrH9Q3GwPiB9cHyd1Y1UwggGhJGoxipbzg==",
-      "dependencies": {
-        "camelcase": "^5.0.0",
-        "decamelize": "^1.2.0"
-      }
-    },
-    "node_modules/yargs/node_modules/yargs-parser": {
       "version": "20.2.9",
       "resolved": "https://registry.npmjs.org/yargs-parser/-/yargs-parser-20.2.9.tgz",
       "integrity": "sha512-y11nGElTIV+CT3Zv9t7VKl+Q3hTQoT9a1Qzezhhl6Rp21gJ/IVTW7Z3y9EWXhuUBC2Shnf+DX0antecpAwSP8w==",
@@ -1491,11 +1428,6 @@
       "resolved": "https://registry.npmjs.org/buffer-equal-constant-time/-/buffer-equal-constant-time-1.0.1.tgz",
       "integrity": "sha1-+OcRMvf/5uAaXJaXpMbz5I1cyBk="
     },
-    "camelcase": {
-      "version": "5.3.1",
-      "resolved": "https://registry.npmjs.org/camelcase/-/camelcase-5.3.1.tgz",
-      "integrity": "sha512-L28STB170nwWS63UjtlEOE3dldQApaJXZkOI1uMFfzf3rRuPegHaHesyee+YxQ+W6SvRDQV6UrdOdRiR153wJg=="
-    },
     "cliui": {
       "version": "7.0.4",
       "resolved": "https://registry.npmjs.org/cliui/-/cliui-7.0.4.tgz",
@@ -1507,22 +1439,14 @@
       }
     },
     "convict": {
-      "version": "5.2.1",
-      "resolved": "https://registry.npmjs.org/convict/-/convict-5.2.1.tgz",
-      "integrity": "sha512-wbBlbBMHQyuRVVrZOfVJ2Dq1z3tTNP7UXC7ox0BUHxSc/AxQ8TuyRaHUYTSSjyPCkxQI64VTtWbA1vKbXrkJIw==",
+      "version": "6.2.4",
+      "resolved": "https://registry.npmjs.org/convict/-/convict-6.2.4.tgz",
+      "integrity": "sha512-qN60BAwdMVdofckX7AlohVJ2x9UvjTNoKVXCL2LxFk1l7757EJqf1nySdMkPQer0bt8kQ5lQiyZ9/2NvrFBuwQ==",
       "requires": {
-        "json5": "2.1.0",
-        "lodash.clonedeep": "4.5.0",
-        "moment": "2.24.0",
-        "validator": "11.1.0",
-        "yargs-parser": "13.1.2"
+        "lodash.clonedeep": "^4.5.0",
+        "yargs-parser": "^20.2.7"
       }
     },
-    "decamelize": {
-      "version": "1.2.0",
-      "resolved": "https://registry.npmjs.org/decamelize/-/decamelize-1.2.0.tgz",
-      "integrity": "sha1-9lNNFRSCabIDUue+4m9QH5oZEpA="
-    },
     "duplexify": {
       "version": "4.1.2",
       "resolved": "https://registry.npmjs.org/duplexify/-/duplexify-4.1.2.tgz",
@@ -1730,14 +1654,6 @@
         "bignumber.js": "^9.0.0"
       }
     },
-    "json5": {
-      "version": "2.1.0",
-      "resolved": "https://registry.npmjs.org/json5/-/json5-2.1.0.tgz",
-      "integrity": "sha512-8Mh9h6xViijj36g7Dxi+Y4S6hNGV96vcJZr/SrlHh1LR/pEn/8j/+qIBbs44YKl69Lrfctp4QD+AdWLTMqEZAQ==",
-      "requires": {
-        "minimist": "^1.2.0"
-      }
-    },
     "jsonwebtoken": {
       "version": "8.5.1",
       "resolved": "https://registry.npmjs.org/jsonwebtoken/-/jsonwebtoken-8.5.1.tgz",
@@ -1858,16 +1774,6 @@
         "yallist": "^4.0.0"
       }
     },
-    "minimist": {
-      "version": "1.2.5",
-      "resolved": "https://registry.npmjs.org/minimist/-/minimist-1.2.5.tgz",
-      "integrity": "sha512-FM9nNUYrRBAELZQT3xeZQ7fmMOBg6nWNmJKTcgsJeaLstP/UODVpGsr5OhXhhXg6f+qtJ8uiZ+PUxkDWcgIXLw=="
-    },
-    "moment": {
-      "version": "2.24.0",
-      "resolved": "https://registry.npmjs.org/moment/-/moment-2.24.0.tgz",
-      "integrity": "sha512-bV7f+6l2QigeBBZSM/6yTNq4P2fNpSWj/0e7jQcy87A8e7o2nAfP/34/2ky5Vw4B9S446EtIhodAzkFCcR4dQg=="
-    },
     "ms": {
       "version": "2.1.3",
       "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.3.tgz",
@@ -2009,11 +1915,6 @@
       "resolved": "https://registry.npmjs.org/util-deprecate/-/util-deprecate-1.0.2.tgz",
       "integrity": "sha1-RQ1Nyfpw3nMnYvvS1KKJgUGaDM8="
     },
-    "validator": {
-      "version": "11.1.0",
-      "resolved": "https://registry.npmjs.org/validator/-/validator-11.1.0.tgz",
-      "integrity": "sha512-qiQ5ktdO7CD6C/5/mYV4jku/7qnqzjrxb3C/Q5wR3vGGinHTgJZN/TdFT3ZX4vXhX2R1PXx42fB1cn5W+uJ4lg=="
-    },
     "wrap-ansi": {
       "version": "7.0.0",
       "resolved": "https://registry.npmjs.org/wrap-ansi/-/wrap-ansi-7.0.0.tgz",
@@ -2074,23 +1975,12 @@
         "string-width": "^4.2.0",
         "y18n": "^5.0.5",
         "yargs-parser": "^20.2.2"
-      },
-      "dependencies": {
-        "yargs-parser": {
-          "version": "20.2.9",
-          "resolved": "https://registry.npmjs.org/yargs-parser/-/yargs-parser-20.2.9.tgz",
-          "integrity": "sha512-y11nGElTIV+CT3Zv9t7VKl+Q3hTQoT9a1Qzezhhl6Rp21gJ/IVTW7Z3y9EWXhuUBC2Shnf+DX0antecpAwSP8w=="
-        }
       }
     },
     "yargs-parser": {
-      "version": "13.1.2",
-      "resolved": "https://registry.npmjs.org/yargs-parser/-/yargs-parser-13.1.2.tgz",
-      "integrity": "sha512-3lbsNRf/j+A4QuSZfDRA7HRSfWrzO0YjqTJd5kjAq37Zep1CEgaYmrH9Q3GwPiB9cHyd1Y1UwggGhJGoxipbzg==",
-      "requires": {
-        "camelcase": "^5.0.0",
-        "decamelize": "^1.2.0"
-      }
+      "version": "20.2.9",
+      "resolved": "https://registry.npmjs.org/yargs-parser/-/yargs-parser-20.2.9.tgz",
+      "integrity": "sha512-y11nGElTIV+CT3Zv9t7VKl+Q3hTQoT9a1Qzezhhl6Rp21gJ/IVTW7Z3y9EWXhuUBC2Shnf+DX0antecpAwSP8w=="
     }
   }
 }
diff --git a/package.json b/package.json
index c59db05..270a3de 100644
--- a/package.json
+++ b/package.json
@@ -10,7 +10,7 @@
   },
   "dependencies": {
     "@google-cloud/pubsub": "^2.16.1",
-    "convict": "^5.2.1",
+    "convict": "^6.2.4",
     "joi": "^17.4.1",
     "jsonwebtoken": "^8.5.1"
   },