diff --git a/packages/remark-lint-local-links-valid/src/index.ts b/packages/remark-lint-local-links-valid/src/index.ts
index e781d6228..53d7a6747 100644
--- a/packages/remark-lint-local-links-valid/src/index.ts
+++ b/packages/remark-lint-local-links-valid/src/index.ts
@@ -75,7 +75,7 @@ const resolveRedirect = (
 ): string => {
   let resolved = url;
   while (redirects[resolved]) {
-    resolved = redirects[resolved].split(/[#?]/)[0];
+    resolved = redirects[resolved]?.split(/[#?]/)[0] ?? resolved;
   }
   return resolved;
 };
diff --git a/packages/remark-lint-local-links-valid/tsconfig.json b/packages/remark-lint-local-links-valid/tsconfig.json
index f81bb51ef..ec6e74ebe 100644
--- a/packages/remark-lint-local-links-valid/tsconfig.json
+++ b/packages/remark-lint-local-links-valid/tsconfig.json
@@ -1,7 +1,9 @@
 {
+  "extends": "../../tsconfig.json",
   "compilerOptions": {
     "target": "ESNext",
-    "module": "commonjs",
+    "module": "NodeNext",
+    "moduleResolution": "NodeNext",
     "esModuleInterop": true,
     "forceConsistentCasingInFileNames": true,
     "strict": true,