diff --git a/build.sh b/build.sh
index 2d65354..87bed86 100755
--- a/build.sh
+++ b/build.sh
@@ -18,5 +18,5 @@ cp src/*.d.* dist
 # Build browser/node workers
 npm run build
 
-# Copy package.json
-cp package.json dist
+# Copy files for npm publish
+cp package.json LICENSE README.md dist