diff --git a/package-lock.json b/package-lock.json
index d464f6f..b4da103 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -16,7 +16,7 @@
         "@stylistic/eslint-plugin": "5.10.0",
         "@types/node": "25.3.3",
         "@types/object-hash": "3.0.6",
-        "@vitest/coverage-v8": "4.0.18",
+        "@vitest/coverage-v8": "4.1.9",
         "@vitest/ui": "4.0.18",
         "eslint": "10.0.3",
         "typescript": "5.9.3",
@@ -711,9 +711,9 @@
       "license": "MIT"
     },
     "node_modules/@types/node": {
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-      "resolved": "https://registry.npmjs.org/@types/node/-/node-25.5.0.tgz",
-      "integrity": "sha512-jp2P3tQMSxWugkCUKLRPVUpGaL5MVFwF8RDuSRztfwgN1wmqJeMSbKlnEtQqU8UrhTmzEmZdu2I6v2dpp7XIxw==",
+      "version": "25.3.3",
+      "resolved": "https://registry.npmjs.org/@types/node/-/node-25.3.3.tgz",
+      "integrity": "sha512-DpzbrH7wIcBaJibpKo9nnSQL0MTRdnWttGyE5haGwK86xgMOkFLp7vEyfQPGLOJh5wNYiJ3V9PmUMDhV9u8kkQ==",
       "dev": true,
       "license": "MIT",
       "dependencies": {
@@ -971,29 +971,29 @@
       }
     },
     "node_modules/@vitest/coverage-v8": {
-      "version": "4.0.18",
-      "resolved": "https://registry.npmjs.org/@vitest/coverage-v8/-/coverage-v8-4.0.18.tgz",
-      "integrity": "sha512-7i+N2i0+ME+2JFZhfuz7Tg/FqKtilHjGyGvoHYQ6iLV0zahbsJ9sljC9OcFcPDbhYKCet+sG8SsVqlyGvPflZg==",
+      "version": "4.1.9",
+      "resolved": "https://registry.npmjs.org/@vitest/coverage-v8/-/coverage-v8-4.1.9.tgz",
+      "integrity": "sha512-G9/lgqibheLVBDRuya45EbsEXTYcWoSG+TLg7i2axuzx0Eq62eXn+aWXyaVdV5vKvFSWd6ywcX8hA7la9Pvu8g==",
       "dev": true,
       "license": "MIT",
       "dependencies": {
         "@bcoe/v8-coverage": "^1.0.2",
-        "@vitest/utils": "4.0.18",
-        "ast-v8-to-istanbul": "^0.3.10",
+        "@vitest/utils": "4.1.9",
+        "ast-v8-to-istanbul": "^1.0.0",
         "istanbul-lib-coverage": "^3.2.2",
         "istanbul-lib-report": "^3.0.1",
         "istanbul-reports": "^3.2.0",
-        "magicast": "^0.5.1",
+        "magicast": "^0.5.2",
         "obug": "^2.1.1",
-        "std-env": "^3.10.0",
-        "tinyrainbow": "^3.0.3"
+        "std-env": "^4.0.0-rc.1",
+        "tinyrainbow": "^3.1.0"
       },
       "funding": {
         "url": "https://opencollective.com/vitest"
       },
       "peerDependencies": {
-        "@vitest/browser": "4.0.18",
-        "vitest": "4.0.18"
+        "@vitest/browser": "4.1.9",
+        "vitest": "4.1.9"
       },
       "peerDependenciesMeta": {
         "@vitest/browser": {
@@ -1001,6 +1001,34 @@
         }
       }
     },
+    "node_modules/@vitest/coverage-v8/node_modules/@vitest/pretty-format": {
+      "version": "4.1.9",
+      "resolved": "https://registry.npmjs.org/@vitest/pretty-format/-/pretty-format-4.1.9.tgz",
+      "integrity": "sha512-s0iufns3iIFitdgm+YR7g1whCAaGtXz459VS9/PqyKDEEFgYIhsHOQmXgIgDuYCt7DeQmiZT0Qe2OA2p4ZPu5A==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "tinyrainbow": "^3.1.0"
+      },
+      "funding": {
+        "url": "https://opencollective.com/vitest"
+      }
+    },
+    "node_modules/@vitest/coverage-v8/node_modules/@vitest/utils": {
+      "version": "4.1.9",
+      "resolved": "https://registry.npmjs.org/@vitest/utils/-/utils-4.1.9.tgz",
+      "integrity": "sha512-A51o8ymO5PpqlWNnBP9ZHPXDIpuMtTLlGSjN7la4US+LJzoUMyhwjA5QXlm39JexgwHKW4Xjs8Z2d3dLCXOeuA==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "@vitest/pretty-format": "4.1.9",
+        "convert-source-map": "^2.0.0",
+        "tinyrainbow": "^3.1.0"
+      },
+      "funding": {
+        "url": "https://opencollective.com/vitest"
+      }
+    },
     "node_modules/@vitest/expect": {
       "version": "4.1.0",
       "resolved": "https://registry.npmjs.org/@vitest/expect/-/expect-4.1.0.tgz",
@@ -1270,9 +1298,9 @@
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     "node_modules/ast-v8-to-istanbul": {
-      "version": "0.3.12",
-      "resolved": "https://registry.npmjs.org/ast-v8-to-istanbul/-/ast-v8-to-istanbul-0.3.12.tgz",
-      "integrity": "sha512-BRRC8VRZY2R4Z4lFIL35MwNXmwVqBityvOIwETtsCSwvjl0IdgFsy9NhdaA6j74nUdtJJlIypeRhpDam19Wq3g==",
+      "version": "1.0.4",
+      "resolved": "https://registry.npmjs.org/ast-v8-to-istanbul/-/ast-v8-to-istanbul-1.0.4.tgz",
+      "integrity": "sha512-0bC0/4bTSrnwdhU3IsZDwEdojvuPrSg59OYZfKsLRtJZ0u8VBx9DebfqqG8bRdCC0I7vjgxmPi41P0lpkhJHtA==",
       "dev": true,
       "license": "MIT",
       "dependencies": {
@@ -2530,9 +2558,9 @@
       "license": "MIT"
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-      "version": "3.10.0",
-      "resolved": "https://registry.npmjs.org/std-env/-/std-env-3.10.0.tgz",
-      "integrity": "sha512-5GS12FdOZNliM5mAOxFRg7Ir0pWz8MdpYm6AY6VPkGpbA7ZzmbzNcBJQ0GPvvyWgcY7QAhCgf9Uy89I03faLkg==",
+      "version": "4.1.0",
+      "resolved": "https://registry.npmjs.org/std-env/-/std-env-4.1.0.tgz",
+      "integrity": "sha512-Rq7ybcX2RuC55r9oaPVEW7/xu3tj8u4GeBYHBWCychFtzMIr86A7e3PPEBPT37sHStKX3+TiX/Fr/ACmJLVlLQ==",
       "dev": true,
       "license": "MIT"
     },
@@ -2584,9 +2612,9 @@
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     "node_modules/tinyrainbow": {
-      "version": "3.0.3",
-      "resolved": "https://registry.npmjs.org/tinyrainbow/-/tinyrainbow-3.0.3.tgz",
-      "integrity": "sha512-PSkbLUoxOFRzJYjjxHJt9xro7D+iilgMX/C9lawzVuYiIdcihh9DXmVibBe8lmcFrRi/VzlPjBxbN7rH24q8/Q==",
+      "version": "3.1.0",
+      "resolved": "https://registry.npmjs.org/tinyrainbow/-/tinyrainbow-3.1.0.tgz",
+      "integrity": "sha512-Bf+ILmBgretUrdJxzXM0SgXLZ3XfiaUuOj/IKQHuTXip+05Xn+uyEYdVg0kYDipTBcLrCVyUzAPz7QmArb0mmw==",
       "dev": true,
       "license": "MIT",
       "engines": {
@@ -2881,13 +2909,6 @@
         "url": "https://opencollective.com/vitest"
       }
     },
-    "node_modules/vitest/node_modules/std-env": {
-      "version": "4.0.0",
-      "resolved": "https://registry.npmjs.org/std-env/-/std-env-4.0.0.tgz",
-      "integrity": "sha512-zUMPtQ/HBY3/50VbpkupYHbRroTRZJPRLvreamgErJVys0ceuzMkD44J/QjqhHjOzK42GQ3QZIeFG1OYfOtKqQ==",
-      "dev": true,
-      "license": "MIT"
-    },
     "node_modules/which": {
       "version": "2.0.2",
       "resolved": "https://registry.npmjs.org/which/-/which-2.0.2.tgz",
diff --git a/package.json b/package.json
index f3f8b7c..2efd7ac 100644
--- a/package.json
+++ b/package.json
@@ -16,7 +16,7 @@
     "@stylistic/eslint-plugin": "5.10.0",
     "@types/node": "25.3.3",
     "@types/object-hash": "3.0.6",
-    "@vitest/coverage-v8": "4.0.18",
+    "@vitest/coverage-v8": "4.1.9",
     "@vitest/ui": "4.0.18",
     "eslint": "10.0.3",
     "typescript": "5.9.3",