diff --git a/package.json b/package.json
index a05d7379..5989c03b 100644
--- a/package.json
+++ b/package.json
@@ -20,7 +20,7 @@
     "markdown-it": "14.1.0",
     "markdown-it-prism": "2.3.0",
     "microcms-js-sdk": "3.1.2",
-    "next": "14.2.20",
+    "next": "14.2.21",
     "next-seo": "6.6.0",
     "next-sitemap": "4.2.3",
     "nprogress": "0.2.0",
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 14dbf352..08287878 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -21,14 +21,14 @@ importers:
         specifier: 3.1.2
         version: 3.1.2
       next:
-        specifier: 14.2.20
-        version: 14.2.20(@babel/core@7.22.9)(react-dom@18.3.1(react@18.3.1))(react@18.3.1)
+        specifier: 14.2.21
+        version: 14.2.21(@babel/core@7.22.9)(react-dom@18.3.1(react@18.3.1))(react@18.3.1)
       next-seo:
         specifier: 6.6.0
-        version: 6.6.0(next@14.2.20(@babel/core@7.22.9)(react-dom@18.3.1(react@18.3.1))(react@18.3.1))(react-dom@18.3.1(react@18.3.1))(react@18.3.1)
+        version: 6.6.0(next@14.2.21(@babel/core@7.22.9)(react-dom@18.3.1(react@18.3.1))(react@18.3.1))(react-dom@18.3.1(react@18.3.1))(react@18.3.1)
       next-sitemap:
         specifier: 4.2.3
-        version: 4.2.3(next@14.2.20(@babel/core@7.22.9)(react-dom@18.3.1(react@18.3.1))(react@18.3.1))
+        version: 4.2.3(next@14.2.21(@babel/core@7.22.9)(react-dom@18.3.1(react@18.3.1))(react@18.3.1))
       nprogress:
         specifier: 0.2.0
         version: 0.2.0
@@ -440,62 +440,62 @@ packages:
   '@next/env@13.5.6':
     resolution: {integrity: sha512-Yac/bV5sBGkkEXmAX5FWPS9Mmo2rthrOPRQQNfycJPkjUAUclomCPH7QFVCDQ4Mp2k2K1SSM6m0zrxYrOwtFQw==}
 
-  '@next/env@14.2.20':
-    resolution: {integrity: sha512-JfDpuOCB0UBKlEgEy/H6qcBSzHimn/YWjUHzKl1jMeUO+QVRdzmTTl8gFJaNO87c8DXmVKhFCtwxQ9acqB3+Pw==}
+  '@next/env@14.2.21':
+    resolution: {integrity: sha512-lXcwcJd5oR01tggjWJ6SrNNYFGuOOMB9c251wUNkjCpkoXOPkDeF/15c3mnVlBqrW4JJXb2kVxDFhC4GduJt2A==}
 
   '@next/eslint-plugin-next@14.2.21':
     resolution: {integrity: sha512-bxfiExnMkpwo4bBhCqnDhdgFyxSp6Xt6xu4Ne7En6MpgqwiER95Or+q1WDUDX4e888taeIAdPIAVaY+Wv0kiwQ==}
 
-  '@next/swc-darwin-arm64@14.2.20':
-    resolution: {integrity: sha512-WDfq7bmROa5cIlk6ZNonNdVhKmbCv38XteVFYsxea1vDJt3SnYGgxLGMTXQNfs5OkFvAhmfKKrwe7Y0Hs+rWOg==}
+  '@next/swc-darwin-arm64@14.2.21':
+    resolution: {integrity: sha512-HwEjcKsXtvszXz5q5Z7wCtrHeTTDSTgAbocz45PHMUjU3fBYInfvhR+ZhavDRUYLonm53aHZbB09QtJVJj8T7g==}
     engines: {node: '>= 10'}
     cpu: [arm64]
     os: [darwin]
 
-  '@next/swc-darwin-x64@14.2.20':
-    resolution: {integrity: sha512-XIQlC+NAmJPfa2hruLvr1H1QJJeqOTDV+v7tl/jIdoFvqhoihvSNykLU/G6NMgoeo+e/H7p/VeWSOvMUHKtTIg==}
+  '@next/swc-darwin-x64@14.2.21':
+    resolution: {integrity: sha512-TSAA2ROgNzm4FhKbTbyJOBrsREOMVdDIltZ6aZiKvCi/v0UwFmwigBGeqXDA97TFMpR3LNNpw52CbVelkoQBxA==}
     engines: {node: '>= 10'}
     cpu: [x64]
     os: [darwin]
 
-  '@next/swc-linux-arm64-gnu@14.2.20':
-    resolution: {integrity: sha512-pnzBrHTPXIMm5QX3QC8XeMkpVuoAYOmyfsO4VlPn+0NrHraNuWjdhe+3xLq01xR++iCvX+uoeZmJDKcOxI201Q==}
+  '@next/swc-linux-arm64-gnu@14.2.21':
+    resolution: {integrity: sha512-0Dqjn0pEUz3JG+AImpnMMW/m8hRtl1GQCNbO66V1yp6RswSTiKmnHf3pTX6xMdJYSemf3O4Q9ykiL0jymu0TuA==}
     engines: {node: '>= 10'}
     cpu: [arm64]
     os: [linux]
 
-  '@next/swc-linux-arm64-musl@14.2.20':
-    resolution: {integrity: sha512-WhJJAFpi6yqmUx1momewSdcm/iRXFQS0HU2qlUGlGE/+98eu7JWLD5AAaP/tkK1mudS/rH2f9E3WCEF2iYDydQ==}
+  '@next/swc-linux-arm64-musl@14.2.21':
+    resolution: {integrity: sha512-Ggfw5qnMXldscVntwnjfaQs5GbBbjioV4B4loP+bjqNEb42fzZlAaK+ldL0jm2CTJga9LynBMhekNfV8W4+HBw==}
     engines: {node: '>= 10'}
     cpu: [arm64]
     os: [linux]
 
-  '@next/swc-linux-x64-gnu@14.2.20':
-    resolution: {integrity: sha512-ao5HCbw9+iG1Kxm8XsGa3X174Ahn17mSYBQlY6VGsdsYDAbz/ZP13wSLfvlYoIDn1Ger6uYA+yt/3Y9KTIupRg==}
+  '@next/swc-linux-x64-gnu@14.2.21':
+    resolution: {integrity: sha512-uokj0lubN1WoSa5KKdThVPRffGyiWlm/vCc/cMkWOQHw69Qt0X1o3b2PyLLx8ANqlefILZh1EdfLRz9gVpG6tg==}
     engines: {node: '>= 10'}
     cpu: [x64]
     os: [linux]
 
-  '@next/swc-linux-x64-musl@14.2.20':
-    resolution: {integrity: sha512-CXm/kpnltKTT7945np6Td3w7shj/92TMRPyI/VvveFe8+YE+/YOJ5hyAWK5rpx711XO1jBCgXl211TWaxOtkaA==}
+  '@next/swc-linux-x64-musl@14.2.21':
+    resolution: {integrity: sha512-iAEBPzWNbciah4+0yI4s7Pce6BIoxTQ0AGCkxn/UBuzJFkYyJt71MadYQkjPqCQCJAFQ26sYh7MOKdU+VQFgPg==}
     engines: {node: '>= 10'}
     cpu: [x64]
     os: [linux]
 
-  '@next/swc-win32-arm64-msvc@14.2.20':
-    resolution: {integrity: sha512-upJn2HGQgKNDbXVfIgmqT2BN8f3z/mX8ddoyi1I565FHbfowVK5pnMEwauvLvaJf4iijvuKq3kw/b6E9oIVRWA==}
+  '@next/swc-win32-arm64-msvc@14.2.21':
+    resolution: {integrity: sha512-plykgB3vL2hB4Z32W3ktsfqyuyGAPxqwiyrAi2Mr8LlEUhNn9VgkiAl5hODSBpzIfWweX3er1f5uNpGDygfQVQ==}
     engines: {node: '>= 10'}
     cpu: [arm64]
     os: [win32]
 
-  '@next/swc-win32-ia32-msvc@14.2.20':
-    resolution: {integrity: sha512-igQW/JWciTGJwj3G1ipalD2V20Xfx3ywQy17IV0ciOUBbFhNfyU1DILWsTi32c8KmqgIDviUEulW/yPb2FF90w==}
+  '@next/swc-win32-ia32-msvc@14.2.21':
+    resolution: {integrity: sha512-w5bacz4Vxqrh06BjWgua3Yf7EMDb8iMcVhNrNx8KnJXt8t+Uu0Zg4JHLDL/T7DkTCEEfKXO/Er1fcfWxn2xfPA==}
     engines: {node: '>= 10'}
     cpu: [ia32]
     os: [win32]
 
-  '@next/swc-win32-x64-msvc@14.2.20':
-    resolution: {integrity: sha512-AFmqeLW6LtxeFTuoB+MXFeM5fm5052i3MU6xD0WzJDOwku6SkZaxb1bxjBaRC8uNqTRTSPl0yMFtjNowIVI67w==}
+  '@next/swc-win32-x64-msvc@14.2.21':
+    resolution: {integrity: sha512-sT6+llIkzpsexGYZq8cjjthRyRGe5cJVhqh12FmlbxHqna6zsDDK8UNaV7g41T6atFHCJUPeLb3uyAwrBwy0NA==}
     engines: {node: '>= 10'}
     cpu: [x64]
     os: [win32]
@@ -2118,8 +2118,8 @@ packages:
     peerDependencies:
       next: '*'
 
-  next@14.2.20:
-    resolution: {integrity: sha512-yPvIiWsiyVYqJlSQxwmzMIReXn5HxFNq4+tlVQ812N1FbvhmE+fDpIAD7bcS2mGYQwPJ5vAsQouyme2eKsxaug==}
+  next@14.2.21:
+    resolution: {integrity: sha512-rZmLwucLHr3/zfDMYbJXbw0ZeoBpirxkXuvsJbk7UPorvPYZhP7vq7aHbKnU7dQNCYIimRrbB2pp3xmf+wsYUg==}
     engines: {node: '>=18.17.0'}
     hasBin: true
     peerDependencies:
@@ -3367,37 +3367,37 @@ snapshots:
 
   '@next/env@13.5.6': {}
 
-  '@next/env@14.2.20': {}
+  '@next/env@14.2.21': {}
 
   '@next/eslint-plugin-next@14.2.21':
     dependencies:
       glob: 10.3.10
 
-  '@next/swc-darwin-arm64@14.2.20':
+  '@next/swc-darwin-arm64@14.2.21':
     optional: true
 
-  '@next/swc-darwin-x64@14.2.20':
+  '@next/swc-darwin-x64@14.2.21':
     optional: true
 
-  '@next/swc-linux-arm64-gnu@14.2.20':
+  '@next/swc-linux-arm64-gnu@14.2.21':
     optional: true
 
-  '@next/swc-linux-arm64-musl@14.2.20':
+  '@next/swc-linux-arm64-musl@14.2.21':
     optional: true
 
-  '@next/swc-linux-x64-gnu@14.2.20':
+  '@next/swc-linux-x64-gnu@14.2.21':
     optional: true
 
-  '@next/swc-linux-x64-musl@14.2.20':
+  '@next/swc-linux-x64-musl@14.2.21':
     optional: true
 
-  '@next/swc-win32-arm64-msvc@14.2.20':
+  '@next/swc-win32-arm64-msvc@14.2.21':
     optional: true
 
-  '@next/swc-win32-ia32-msvc@14.2.20':
+  '@next/swc-win32-ia32-msvc@14.2.21':
     optional: true
 
-  '@next/swc-win32-x64-msvc@14.2.20':
+  '@next/swc-win32-x64-msvc@14.2.21':
     optional: true
 
   '@nodelib/fs.scandir@2.1.5':
@@ -5423,23 +5423,23 @@ snapshots:
 
   natural-compare@1.4.0: {}
 
-  next-seo@6.6.0(next@14.2.20(@babel/core@7.22.9)(react-dom@18.3.1(react@18.3.1))(react@18.3.1))(react-dom@18.3.1(react@18.3.1))(react@18.3.1):
+  next-seo@6.6.0(next@14.2.21(@babel/core@7.22.9)(react-dom@18.3.1(react@18.3.1))(react@18.3.1))(react-dom@18.3.1(react@18.3.1))(react@18.3.1):
     dependencies:
-      next: 14.2.20(@babel/core@7.22.9)(react-dom@18.3.1(react@18.3.1))(react@18.3.1)
+      next: 14.2.21(@babel/core@7.22.9)(react-dom@18.3.1(react@18.3.1))(react@18.3.1)
       react: 18.3.1
       react-dom: 18.3.1(react@18.3.1)
 
-  next-sitemap@4.2.3(next@14.2.20(@babel/core@7.22.9)(react-dom@18.3.1(react@18.3.1))(react@18.3.1)):
+  next-sitemap@4.2.3(next@14.2.21(@babel/core@7.22.9)(react-dom@18.3.1(react@18.3.1))(react@18.3.1)):
     dependencies:
       '@corex/deepmerge': 4.0.43
       '@next/env': 13.5.6
       fast-glob: 3.3.2
       minimist: 1.2.8
-      next: 14.2.20(@babel/core@7.22.9)(react-dom@18.3.1(react@18.3.1))(react@18.3.1)
+      next: 14.2.21(@babel/core@7.22.9)(react-dom@18.3.1(react@18.3.1))(react@18.3.1)
 
-  next@14.2.20(@babel/core@7.22.9)(react-dom@18.3.1(react@18.3.1))(react@18.3.1):
+  next@14.2.21(@babel/core@7.22.9)(react-dom@18.3.1(react@18.3.1))(react@18.3.1):
     dependencies:
-      '@next/env': 14.2.20
+      '@next/env': 14.2.21
       '@swc/helpers': 0.5.5
       busboy: 1.6.0
       caniuse-lite: 1.0.30001651
@@ -5449,15 +5449,15 @@ snapshots:
       react-dom: 18.3.1(react@18.3.1)
       styled-jsx: 5.1.1(@babel/core@7.22.9)(react@18.3.1)
     optionalDependencies:
-      '@next/swc-darwin-arm64': 14.2.20
-      '@next/swc-darwin-x64': 14.2.20
-      '@next/swc-linux-arm64-gnu': 14.2.20
-      '@next/swc-linux-arm64-musl': 14.2.20
-      '@next/swc-linux-x64-gnu': 14.2.20
-      '@next/swc-linux-x64-musl': 14.2.20
-      '@next/swc-win32-arm64-msvc': 14.2.20
-      '@next/swc-win32-ia32-msvc': 14.2.20
-      '@next/swc-win32-x64-msvc': 14.2.20
+      '@next/swc-darwin-arm64': 14.2.21
+      '@next/swc-darwin-x64': 14.2.21
+      '@next/swc-linux-arm64-gnu': 14.2.21
+      '@next/swc-linux-arm64-musl': 14.2.21
+      '@next/swc-linux-x64-gnu': 14.2.21
+      '@next/swc-linux-x64-musl': 14.2.21
+      '@next/swc-win32-arm64-msvc': 14.2.21
+      '@next/swc-win32-ia32-msvc': 14.2.21
+      '@next/swc-win32-x64-msvc': 14.2.21
     transitivePeerDependencies:
       - '@babel/core'
       - babel-plugin-macros