diff --git a/.npmignore b/.npmignore
index 4eef745..0b1efb6 100644
--- a/.npmignore
+++ b/.npmignore
@@ -1,5 +1,9 @@
+.github/
+.prettierrc
+.babelrc
 node-zlib/
 node-modules/
+CONTRIBUTING.md
 demo/
 src/
 lib/