diff --git a/package-lock.json b/package-lock.json
index 27c8288f..77334364 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -17,7 +17,7 @@
         "@types/node": "^22.13.10",
         "@typescript-eslint/eslint-plugin": "^4.0.0",
         "@typescript-eslint/parser": "^4.0.0",
-        "c8": "^10.1.3",
+        "c8": "^12.0.0",
         "chai": "^5.2.0",
         "chalk": "^5.4.1",
         "cross-env": "^7.0.2",
@@ -1256,9 +1256,9 @@
       }
     },
     "node_modules/c8": {
-      "version": "10.1.3",
-      "resolved": "https://registry.npmjs.org/c8/-/c8-10.1.3.tgz",
-      "integrity": "sha512-LvcyrOAaOnrrlMpW22n690PUvxiq4Uf9WMhQwNJ9vgagkL/ph1+D4uvjvDA5XCbykrc0sx+ay6pVi9YZ1GnhyA==",
+      "version": "12.0.0",
+      "resolved": "https://registry.npmjs.org/c8/-/c8-12.0.0.tgz",
+      "integrity": "sha512-4zpJvrd1nKWutnnKC2pXkFmb6iM1l+ffN//o1CzlTNwW7GSOs9a1xrLqkC48nU8oEkjmPZLPiwMsIaOvoF4Pqg==",
       "dev": true,
       "license": "ISC",
       "dependencies": {
@@ -1269,16 +1269,16 @@
         "istanbul-lib-coverage": "^3.2.0",
         "istanbul-lib-report": "^3.0.1",
         "istanbul-reports": "^3.1.6",
-        "test-exclude": "^7.0.1",
+        "test-exclude": "^8.0.0",
         "v8-to-istanbul": "^9.0.0",
-        "yargs": "^17.7.2",
+        "yargs": "^18.0.0",
         "yargs-parser": "^21.1.1"
       },
       "bin": {
         "c8": "bin/c8.js"
       },
       "engines": {
-        "node": ">=18"
+        "node": "^20.19.0 || ^22.12.0 || >=23"
       },
       "peerDependencies": {
         "monocart-coverage-reports": "^2"
@@ -1289,6 +1289,66 @@
         }
       }
     },
+    "node_modules/c8/node_modules/cliui": {
+      "version": "9.0.1",
+      "resolved": "https://registry.npmjs.org/cliui/-/cliui-9.0.1.tgz",
+      "integrity": "sha512-k7ndgKhwoQveBL+/1tqGJYNz097I7WOvwbmmU2AR5+magtbjPWQTS1C5vzGkBC8Ym8UWRzfKUzUUqFLypY4Q+w==",
+      "dev": true,
+      "license": "ISC",
+      "dependencies": {
+        "string-width": "^7.2.0",
+        "strip-ansi": "^7.1.0",
+        "wrap-ansi": "^9.0.0"
+      },
+      "engines": {
+        "node": ">=20"
+      }
+    },
+    "node_modules/c8/node_modules/yargs": {
+      "version": "18.1.0",
+      "resolved": "https://registry.npmjs.org/yargs/-/yargs-18.1.0.tgz",
+      "integrity": "sha512-2rAgRKu54VsHkqI0/tYkmluGXHD4KW7yZoycuqDQ15QOTnc2VVfy0nN/1eMhnQLO00A+dwtK20xuCnc1YGeUyg==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "cliui": "^9.0.1",
+        "escalade": "^3.1.1",
+        "get-caller-file": "^2.0.5",
+        "string-width": "^8.2.1",
+        "y18n": "^5.0.5",
+        "yargs-parser": "^22.0.0"
+      },
+      "engines": {
+        "node": "^20.19.0 || ^22.12.0 || >=23"
+      }
+    },
+    "node_modules/c8/node_modules/yargs/node_modules/string-width": {
+      "version": "8.2.2",
+      "resolved": "https://registry.npmjs.org/string-width/-/string-width-8.2.2.tgz",
+      "integrity": "sha512-GaPUh5gfdrYzqeVNZvUfT23vYYxXzKYidUcnMtJg/3rxRV63EFZy3k6xfKlmfeJD0176lnUV/Usr3XcwSvFzpg==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "get-east-asian-width": "^1.5.0",
+        "strip-ansi": "^7.1.2"
+      },
+      "engines": {
+        "node": ">=20"
+      },
+      "funding": {
+        "url": "https://github.com/sponsors/sindresorhus"
+      }
+    },
+    "node_modules/c8/node_modules/yargs/node_modules/yargs-parser": {
+      "version": "22.0.0",
+      "resolved": "https://registry.npmjs.org/yargs-parser/-/yargs-parser-22.0.0.tgz",
+      "integrity": "sha512-rwu/ClNdSMpkSrUb+d6BRsSkLUq1fmfsY6TOpYzTwvwkg1/NRG85KBy3kq++A8LKQwX6lsu+aWad+2khvuXrqw==",
+      "dev": true,
+      "license": "ISC",
+      "engines": {
+        "node": "^20.19.0 || ^22.12.0 || >=23"
+      }
+    },
     "node_modules/call-bind": {
       "version": "1.0.9",
       "resolved": "https://registry.npmjs.org/call-bind/-/call-bind-1.0.9.tgz",
@@ -7955,18 +8015,18 @@
       }
     },
     "node_modules/test-exclude": {
-      "version": "7.0.2",
-      "resolved": "https://registry.npmjs.org/test-exclude/-/test-exclude-7.0.2.tgz",
-      "integrity": "sha512-u9E6A+ZDYdp7a4WnarkXPZOx8Ilz46+kby6p1yZ8zsGTz9gYa6FIS7lj2oezzNKmtdyyJNNmmXDppga5GB7kSw==",
+      "version": "8.0.0",
+      "resolved": "https://registry.npmjs.org/test-exclude/-/test-exclude-8.0.0.tgz",
+      "integrity": "sha512-ZOffsNrXYggvU1mDGHk54I96r26P8SyMjO5slMKSc7+IWmtB/MQKnEC2fP51imB3/pT6YK5cT5E8f+Dd9KdyOQ==",
       "dev": true,
       "license": "ISC",
       "dependencies": {
         "@istanbuljs/schema": "^0.1.2",
-        "glob": "^10.4.1",
+        "glob": "^13.0.6",
         "minimatch": "^10.2.2"
       },
       "engines": {
-        "node": ">=18"
+        "node": "20 || >=22"
       }
     },
     "node_modules/test-exclude/node_modules/balanced-match": {
@@ -7992,6 +8052,34 @@
         "node": "20 || >=22"
       }
     },
+    "node_modules/test-exclude/node_modules/glob": {
+      "version": "13.0.6",
+      "resolved": "https://registry.npmjs.org/glob/-/glob-13.0.6.tgz",
+      "integrity": "sha512-Wjlyrolmm8uDpm/ogGyXZXb1Z+Ca2B8NbJwqBVg0axK9GbBeoS7yGV6vjXnYdGm6X53iehEuxxbyiKp8QmN4Vw==",
+      "dev": true,
+      "license": "BlueOak-1.0.0",
+      "dependencies": {
+        "minimatch": "^10.2.2",
+        "minipass": "^7.1.3",
+        "path-scurry": "^2.0.2"
+      },
+      "engines": {
+        "node": "18 || 20 || >=22"
+      },
+      "funding": {
+        "url": "https://github.com/sponsors/isaacs"
+      }
+    },
+    "node_modules/test-exclude/node_modules/lru-cache": {
+      "version": "11.5.2",
+      "resolved": "https://registry.npmjs.org/lru-cache/-/lru-cache-11.5.2.tgz",
+      "integrity": "sha512-4pfM1Ff0x50o0tQwb5ucw/RzNyD0/YJME6IVcStalZuMWxdt3sR3huStTtxz4PUmvZfRguvDejasvQ2kifR11g==",
+      "dev": true,
+      "license": "BlueOak-1.0.0",
+      "engines": {
+        "node": "20 || >=22"
+      }
+    },
     "node_modules/test-exclude/node_modules/minimatch": {
       "version": "10.2.6",
       "resolved": "https://registry.npmjs.org/minimatch/-/minimatch-10.2.6.tgz",
@@ -8008,6 +8096,23 @@
         "url": "https://github.com/sponsors/isaacs"
       }
     },
+    "node_modules/test-exclude/node_modules/path-scurry": {
+      "version": "2.0.2",
+      "resolved": "https://registry.npmjs.org/path-scurry/-/path-scurry-2.0.2.tgz",
+      "integrity": "sha512-3O/iVVsJAPsOnpwWIeD+d6z/7PmqApyQePUtCndjatj/9I5LylHvt5qluFaBT3I5h3r1ejfR056c+FCv+NnNXg==",
+      "dev": true,
+      "license": "BlueOak-1.0.0",
+      "dependencies": {
+        "lru-cache": "^11.0.0",
+        "minipass": "^7.1.2"
+      },
+      "engines": {
+        "node": "18 || 20 || >=22"
+      },
+      "funding": {
+        "url": "https://github.com/sponsors/isaacs"
+      }
+    },
     "node_modules/text-table": {
       "version": "0.2.0",
       "resolved": "https://registry.npmjs.org/text-table/-/text-table-0.2.0.tgz",
diff --git a/package.json b/package.json
index 2c360a85..bbcb4e56 100644
--- a/package.json
+++ b/package.json
@@ -48,7 +48,7 @@
     "@types/node": "^22.13.10",
     "@typescript-eslint/eslint-plugin": "^4.0.0",
     "@typescript-eslint/parser": "^4.0.0",
-    "c8": "^10.1.3",
+    "c8": "^12.0.0",
     "chai": "^5.2.0",
     "chalk": "^5.4.1",
     "cross-env": "^7.0.2",