diff --git a/pino.d.ts b/pino.d.ts
index 285c4b3b2..367cdd870 100644
--- a/pino.d.ts
+++ b/pino.d.ts
@@ -629,6 +629,11 @@ declare namespace pino {
          * Optional child creation callback.
          */
         onChild?: OnChildCallback;
+
+        /**
+         * logs newline delimited JSON with `\r\n` instead of `\n`. Default: `false`.
+         */
+        crlf?: boolean;
     }
 
     interface ChildLoggerOptions {
diff --git a/test/types/pino.test-d.ts b/test/types/pino.test-d.ts
index 9d4189200..dbfd0852d 100644
--- a/test/types/pino.test-d.ts
+++ b/test/types/pino.test-d.ts
@@ -325,3 +325,7 @@ const withChildCallback = pino({
 })
 withChildCallback.onChild = (child: Logger) => {}
 
+pino({
+    crlf: true,
+});
+