Cleans up other projects augmentations as discussed in Vue official doc: https://vuejs.org/guide/typescript/options-api.html#augmenting-custom-options Breaks other projects, see: https://github.com/primefaces/primevue/issues/6624 This should be declare module ''vue' according to Vue doc (see first link) https://github.com/imcvampire/vue-axios/blob/990cacb197c3943c236725b82ebb8a94ac11dce2/index.d.ts#L5