diff --git a/docs/languages.mjs b/dev/build/docs-language-sidebar.mjs
similarity index 100%
rename from docs/languages.mjs
rename to dev/build/docs-language-sidebar.mjs
diff --git a/package.json b/package.json
index 9f730fc..af91de3 100644
--- a/package.json
+++ b/package.json
@@ -62,9 +62,9 @@
 		"build": "npm run build:dist",
 		"build:dist": "node dev/build/build.mjs",
 
-		"build:doc:cn": "npx typedoc --plugin typedoc-plugin-missing-exports --plugin ./docs/languages.mjs --excludeExternals --tsconfig \"./src/.decls/cn/tsconfig.json\"",
-		"build:doc:en": "npx typedoc --plugin typedoc-plugin-missing-exports --plugin ./docs/languages.mjs --excludeExternals --tsconfig \"./src/.decls/en/tsconfig.json\"",
-		"build:doc:jp": "npx typedoc --plugin typedoc-plugin-missing-exports --plugin ./docs/languages.mjs --excludeExternals --tsconfig \"./src/.decls/jp/tsconfig.json\"",
+		"build:doc:cn": "npx typedoc --plugin typedoc-plugin-missing-exports --plugin ./dev/build/docs-language-sidebar.mjs --excludeExternals --tsconfig \"./src/.decls/cn/tsconfig.json\"",
+		"build:doc:en": "npx typedoc --plugin typedoc-plugin-missing-exports --plugin ./dev/build/docs-language-sidebar.mjs --excludeExternals --tsconfig \"./src/.decls/en/tsconfig.json\"",
+		"build:doc:jp": "npx typedoc --plugin typedoc-plugin-missing-exports --plugin ./dev/build/docs-language-sidebar.mjs --excludeExternals --tsconfig \"./src/.decls/jp/tsconfig.json\"",
 		"build:doc": "npm run build:doc:cn && npm run build:doc:en && npm run build:doc:jp",
 
 		"build:all": "npm run build:dist && npm run build:doc",