diff --git a/spec/1.4/schema.json b/spec/1.4/schema.json
index c2d64be..ee2552b 100644
--- a/spec/1.4/schema.json
+++ b/spec/1.4/schema.json
@@ -19,7 +19,7 @@
       "description": "This string MUST be the [semantic version number](https://semver.org/spec/v2.0.0.html) of the [OpenRPC Specification version](#versions) that the OpenRPC document uses. The `openrpc` field SHOULD be used by tooling specifications and clients to interpret the OpenRPC document. This is *not* related to the API [`info.version`](#info-version) string.",
       "title": "openrpc",
       "type": "string",
-      "regex": "^1\\.4\\.\\d+$"
+      "pattern": "^1\\.4\\.\\d+$"
     },
     "info": {
       "$ref": "#/definitions/infoObject"
diff --git a/src/generate-index.ts b/src/generate-index.ts
index fdc0010..3f683f9 100644
--- a/src/generate-index.ts
+++ b/src/generate-index.ts
@@ -85,6 +85,5 @@ pkg.exports = {
 
 pkg.files = ["dist"];
 
-writeFileSync(pkgPath, JSON.stringify(pkg, null, 2) + "\n");
-// eslint-disable-next-line no-console
+writeFileSync(pkgPath, JSON.stringify(pkg, null, 2));
 console.log("Updated package.json exports with schema paths");