diff --git a/package.json b/package.json
index 331bebfd..299a6170 100644
--- a/package.json
+++ b/package.json
@@ -40,7 +40,7 @@
     "@nuxt/devtools": "^1.0.8",
     "@nuxt/test-utils": "^3.12.0",
     "@nuxtjs/color-mode": "^3.3.2",
-    "@nuxtjs/i18n": "^8.1.1",
+    "@nuxtjs/i18n": "^8.2.0",
     "@pinia/nuxt": "^0.5.1",
     "@tiptap/core": "2.2.4",
     "@tiptap/extension-bold": "2.2.4",
@@ -116,7 +116,6 @@
     "@antfu/ni": "^0.21.12",
     "@types/chroma-js": "^2.4.4",
     "@types/file-saver": "^2.0.7",
-    "@types/flat": "^5.0.5",
     "@types/fnando__sparkline": "^0.3.7",
     "@types/fs-extra": "^11.0.4",
     "@types/js-yaml": "^4.0.9",
@@ -130,7 +129,7 @@
     "consola": "^3.2.3",
     "eslint": "^8.57.0",
     "eslint-plugin-format": "^0.1.0",
-    "flat": "^5.0.2",
+    "flat": "^6.0.1",
     "fs-extra": "^11.2.0",
     "lint-staged": "^14.0.1",
     "nuxt": "^3.11.1",
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 130b028a..2f0ab1d2 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -43,8 +43,8 @@ importers:
         specifier: ^3.3.2
         version: 3.3.2(rollup@4.13.0)
       '@nuxtjs/i18n':
-        specifier: ^8.1.1
-        version: 8.1.1(rollup@4.13.0)(vue@3.4.21)
+        specifier: ^8.2.0
+        version: 8.2.0(rollup@4.13.0)(vue@3.4.21)
       '@pinia/nuxt':
         specifier: ^0.5.1
         version: 0.5.1(rollup@4.13.0)(typescript@5.4.2)(vue@3.4.21)
@@ -265,9 +265,6 @@ importers:
       '@types/file-saver':
         specifier: ^2.0.7
         version: 2.0.7
-      '@types/flat':
-        specifier: ^5.0.5
-        version: 5.0.5
       '@types/fnando__sparkline':
         specifier: ^0.3.7
         version: 0.3.7
@@ -308,8 +305,8 @@ importers:
         specifier: ^0.1.0
         version: 0.1.0(eslint@8.57.0)
       flat:
-        specifier: ^5.0.2
-        version: 5.0.2
+        specifier: ^6.0.1
+        version: 6.0.1
       fs-extra:
         specifier: ^11.2.0
         version: 11.2.0
@@ -3647,8 +3644,8 @@ packages:
       - supports-color
     dev: false
 
-  /@nuxtjs/i18n@8.1.1(rollup@4.13.0)(vue@3.4.21):
-    resolution: {integrity: sha512-woq2gdXv+soVRc2yeE2pwWODiLnF7fx1eAEXi5Zx+StQDxHegAHTbKX/ZqcsW8VZ3mqlcpzfqN399KCZ9qXJ8g==}
+  /@nuxtjs/i18n@8.2.0(rollup@4.13.0)(vue@3.4.21):
+    resolution: {integrity: sha512-t37aF/WOD1g8CA/iCyCJrURXocjPy7diZG+kJcHLkLmJh1v4/2Zhe0AeUsjXubGgvQKLSL3b5w8rZuPkG4yhUw==}
     engines: {node: ^14.16.0 || >=16.11.0}
     dependencies:
       '@intlify/h3': 0.5.0
@@ -3667,6 +3664,7 @@ packages:
       magic-string: 0.30.8
       mlly: 1.6.1
       pathe: 1.1.2
+      scule: 1.3.0
       sucrase: 3.35.0
       ufo: 1.5.2
       unplugin: 1.10.0
@@ -4776,10 +4774,6 @@ packages:
     resolution: {integrity: sha512-dNKVfHd/jk0SkR/exKGj2ggkB45MAkzvWCaqLUUgkyjITkGNzH8H+yUwr+BLJUBjZOe9w8X3wgmXhZDRg1ED6A==}
     dev: true
 
-  /@types/flat@5.0.5:
-    resolution: {integrity: sha512-nPLljZQKSnac53KDUDzuzdRfGI0TDb5qPrb+SrQyN3MtdQrOnGsKniHN1iYZsJEBIVQve94Y6gNz22sgISZq+Q==}
-    dev: true
-
   /@types/fnando__sparkline@0.3.7:
     resolution: {integrity: sha512-irYrS2clNGbnKBBIBAulPH6hDZ/HlBkNsDbYPfO8B2obcxtC9UzKFS5IBSzrUtfKbwf8U01xHj+5iEJ7TtY04Q==}
     dev: true
diff --git a/scripts/cleanup-translations.ts b/scripts/cleanup-translations.ts
index 240203a4..d7ab964b 100644
--- a/scripts/cleanup-translations.ts
+++ b/scripts/cleanup-translations.ts
@@ -1,5 +1,5 @@
 import { Buffer } from 'node:buffer'
-import flatten from 'flat'
+import { flatten, unflatten } from 'flat'
 import { createResolver } from '@nuxt/kit'
 import fs from 'fs-extra'
 import { currentLocales } from '../config/i18n'
@@ -51,7 +51,7 @@ async function removeOutdatedTranslations() {
           delete targetTranslations[key]
       }
 
-      const unflattened = flatten.unflatten(targetTranslations)
+      const unflattened = unflatten(targetTranslations)
 
       await fs.writeFile(
         path,
diff --git a/scripts/prepare-translation-status.ts b/scripts/prepare-translation-status.ts
index ab464751..d0643fa8 100644
--- a/scripts/prepare-translation-status.ts
+++ b/scripts/prepare-translation-status.ts
@@ -1,5 +1,5 @@
 import { Buffer } from 'node:buffer'
-import flatten from 'flat'
+import { flatten } from 'flat'
 import { createResolver } from '@nuxt/kit'
 import fs from 'fs-extra'
 import { countryLocaleVariants, currentLocales } from '../config/i18n'