diff --git a/.npmignore b/.npmignore
index 60301af..4daa8a7 100644
--- a/.npmignore
+++ b/.npmignore
@@ -24,5 +24,6 @@ yarn-error.log
 /pnpm-lock.yaml
 /test.mjs
 /tsconfig.json
+/tsconfig.d.ts.json
 /tsconfig.eslint.json
 /.c8rc.json