diff --git a/src/types/languages.d.ts b/src/types/languages.d.ts
deleted file mode 100644
index bbda87d..0000000
--- a/src/types/languages.d.ts
+++ /dev/null
@@ -1,5 +0,0 @@
-declare module 'monaco-editor/esm/vs/basic-languages/*' {
-  import * as monaco from 'monaco-editor'
-  export const conf: monaco.languages.LanguageConfiguration
-  export const language: monaco.languages.IMonarchLanguage
-}
diff --git a/src/types/rollup-plugin-json5.d.ts b/src/types/rollup-plugin-json5.d.ts
deleted file mode 100644
index fd85ff6..0000000
--- a/src/types/rollup-plugin-json5.d.ts
+++ /dev/null
@@ -1,10 +0,0 @@
-declare module 'rollup-plugin-json5' {
-  import { Plugin } from 'rollup'
-  const json: (options?: {
-    include?: Array<string | RegExp> | string | RegExp | null
-    exclude?: Array<string | RegExp> | string | RegExp | null
-    test?: (id: string) => boolean
-    indent?: string
-  }) => Plugin
-  export default json
-}
diff --git a/src/types/rollup-plugin-uglify.d.ts b/src/types/rollup-plugin-uglify.d.ts
deleted file mode 100644
index 70b7bc5..0000000
--- a/src/types/rollup-plugin-uglify.d.ts
+++ /dev/null
@@ -1,7 +0,0 @@
-declare module 'rollup-plugin-uglify' {
-  import { Plugin } from 'rollup'
-  const uglify: (userConfig?: {
-    numWorkers?: number
-  }) => Plugin
-  export { uglify }
-}