diff --git a/package.json b/package.json
index fde1978..86c5a59 100644
--- a/package.json
+++ b/package.json
@@ -18,6 +18,10 @@
     "/tsconfig-strict.json",
     "/tsconfig-test.json",
     "/tsconfig-test-strict.json",
+    "/tsconfig-esm.json",
+    "/tsconfig-strict-esm.json",
+    "/tsconfig-test-esm.json",
+    "/tsconfig-test-strict-esm.json",
     "/prettier.json",
     "/nyc.json",
     "/typedoc.js"
@@ -29,4 +33,4 @@
   "devDependencies": {
     "shx": "^0.3.2"
   }
-}
\ No newline at end of file
+}