diff --git a/package.json b/package.json
index d3ab7ce..7379c4c 100644
--- a/package.json
+++ b/package.json
@@ -65,7 +65,7 @@
     "glob": "^10.3.3",
     "ignore": "^5.2.4",
     "import-fresh": "^3.3.0",
-    "is-language-code": "^3.1.0",
+    "is-language-code": "^5.0.0",
     "js-yaml": "^4.1.0",
     "json5": "^2.2.3",
     "jsonc-eslint-parser": "^2.3.0",
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index de9f4ed..8a39225 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -30,8 +30,8 @@ dependencies:
     specifier: ^3.3.0
     version: 3.3.0
   is-language-code:
-    specifier: ^3.1.0
-    version: 3.1.0
+    specifier: ^5.0.0
+    version: 5.0.12
   js-yaml:
     specifier: ^4.1.0
     version: 4.1.0
@@ -528,6 +528,7 @@ packages:
     engines: {node: '>=6.9.0'}
     dependencies:
       regenerator-runtime: 0.13.11
+    dev: true
 
   /@babel/template@7.22.15:
     resolution: {integrity: sha512-QPErUVm4uyJa60rkI73qneDacvdvzxshT3kksGqlGWYdOTIUOwJ7RDUL8sGqslY1uXWSL6xMFKEXDS3ox2uF0w==}
@@ -2078,6 +2079,13 @@ packages:
     engines: {node: '>=0.8'}
     dev: true
 
+  /codsen-utils@1.6.4:
+    resolution: {integrity: sha512-PDyvQ5f2PValmqZZIJATimcokDt4JjIev8cKbZgEOoZm+U1IJDYuLeTcxZPQdep99R/X0RIlQ6ReQgPOVnPbNw==}
+    engines: {node: '>=14.18.0'}
+    dependencies:
+      rfdc: 1.3.1
+    dev: false
+
   /color-convert@1.9.3:
     resolution: {integrity: sha512-QfAUtd+vFdAtFQcC8CCyYt1fYWxSqAiK2cSD6zDB8N3cpsEBAvRxp9zOGg6G/SHHJYAT88/az/IuDGALsNVbGg==}
     dependencies:
@@ -3223,10 +3231,11 @@ packages:
     resolution: {integrity: sha512-gyPJuv83bHMpocVYoqof5VDiZveEoGoFL8m3BXNb2VW8Xs+rz9kqO8LOQ5DH6EsuvilT1ApazU0pyl+ytbPtlw==}
     dev: true
 
-  /is-language-code@3.1.0:
-    resolution: {integrity: sha512-zJdQ3QTeLye+iphMeK3wks+vXSRFKh68/Pnlw7aOfApFSEIOhYa8P9vwwa6QrImNNBMJTiL1PpYF0f4BxDuEgA==}
+  /is-language-code@5.0.12:
+    resolution: {integrity: sha512-kla/HWPPsCBQWfWf1Bo7XAj4viZy0NRg3k2KMECgurjGl863zc/vMnxA3uEHUXwtftci9haRM+Vf7U1d4pqbOg==}
+    engines: {node: '>=14.18.0'}
     dependencies:
-      '@babel/runtime': 7.22.6
+      codsen-utils: 1.6.4
     dev: false
 
   /is-negative-zero@2.0.2:
@@ -4243,6 +4252,7 @@ packages:
 
   /regenerator-runtime@0.13.11:
     resolution: {integrity: sha512-kY1AZVr2Ra+t+piVaJ4gxaFaReZVH40AKNo7UCX6W+dEwBo/2oZJzqfuN1qLq1oL45o56cPaTXELwrTh8Fpggg==}
+    dev: true
 
   /regexp.prototype.flags@1.5.0:
     resolution: {integrity: sha512-0SutC3pNudRKgquxGoRGIz946MZVHqbNfPjBdxeOhBrdgDKlRoXmYLQN9xRbrR09ZXWeGAdPuif7egofn6v5LA==}
@@ -4306,7 +4316,6 @@ packages:
 
   /rfdc@1.3.1:
     resolution: {integrity: sha512-r5a3l5HzYlIC68TpmYKlxWjmOP6wiPJ1vWv2HeLhNsRZMrCkxeqxiHlQ21oXmQ4F3SiryXBHhAD7JZqvOJjFmg==}
-    dev: true
 
   /rimraf@3.0.2:
     resolution: {integrity: sha512-JZkJMZkAGFFPP2YqXZXPbMlMBgsxzE8ILs4lMIX/2o0L9UBw9O/Y3o6wFw/i9YLapcUJWwqbi3kdxIPdC62TIA==}