diff --git a/.npmignore b/.npmignore
index a70831fb..8f529d5b 100644
--- a/.npmignore
+++ b/.npmignore
@@ -10,6 +10,12 @@
 .gitignore
 .npmignore
 .travis.yml
+.browserlistrc
+.prettierignore
+.prettierrc
+.vscode
+babel.config.js
+CODEOWNERS
 
 # folders
 coverage
@@ -17,12 +23,16 @@ docs-theme
 src
 test
 flow-typed
+docs
 
 # markdown files
 CONTRIBUTING.md
+CODE_OF_CONDUCT.md
 
 # misc.
 CNAME
 rollup.config.js
 travis_after_all.py
 yarn.lock
+.yarn
+typescript-test.ts