# Add external annotations to Kotlin code

**URL:** <https://discuss.kotlinlang.org/t/add-external-annotations-to-kotlin-code/20370>\
**Category:** Support\
**Created:** [December 27, 2020, 2:59pm UTC](https://discuss.kotlinlang.org/t/add-external-annotations-to-kotlin-code/20370 "2020-12-27T14:59:08Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![tango24](https://avatars.discourse-cdn.com/v4/letter/t/74df32/32.png) [@tango24](https://discuss.kotlinlang.org/u/tango24)\
**Post date:** [December 27, 2020, 2:59pm UTC](https://discuss.kotlinlang.org/t/add-external-annotations-to-kotlin-code/20370/1 "2020-12-27T14:59:09Z")

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How can I add external annotations to Kotlin libraries?  
I need this to add missing `@NonNls` annotations.  
Adding `Suppress("HardCodedStringLiteral")` everywhere is not a good alternative.