diff --git a/.npmignore b/.npmignore
new file mode 100644
index 0000000000..397b4a7624
--- /dev/null
+++ b/.npmignore
@@ -0,0 +1 @@
+*.log
diff --git a/scripts/prepare.js b/scripts/prepare.js
index 774c0dd66e..05297b0655 100644
--- a/scripts/prepare.js
+++ b/scripts/prepare.js
@@ -78,7 +78,7 @@ async function prepare() {
     await installDistDeps(pkg)
     await rewriteLocalDeps(pkg)
     useOwnFiles(pkg, ['README.md', '@types'])
-    useFiles(pkg, ['LICENSE'])
+    useFiles(pkg, ['LICENSE', '.npmignore'])
     deleteFields(pkg, deletions[pkg.name])
     // assignFields(pkg, overrides[pkg.name])
     savePackage(pkg)