diff --git a/.npmignore b/.npmignore
new file mode 100644
index 0000000..e69de29
diff --git a/package.json b/package.json
index e76bf9e..74e251c 100644
--- a/package.json
+++ b/package.json
@@ -36,6 +36,7 @@
     "gen:protobuf": "sh WAProto/GenerateStatics.sh",
     "lint": "eslint . --ext .js,.ts,.jsx,.tsx",
     "lint:fix": "eslint . --fix --ext .js,.ts,.jsx,.tsx",
+    "prepack": "tsc",
     "prepare": "tsc",
     "release": "release-it",
     "test": "jest"