diff --git a/packages/rrweb/src/record/observer.ts b/packages/rrweb/src/record/observer.ts
index d40ae5339e..28e193d428 100644
--- a/packages/rrweb/src/record/observer.ts
+++ b/packages/rrweb/src/record/observer.ts
@@ -370,7 +370,8 @@ function initInputObserver({
     ) {
       text = maskInputValue({
         maskInputOptions,
-        tagName: (target as HTMLElement).tagName as unknown as Uppercase<string>,
+        tagName: (target as HTMLElement)
+          .tagName as unknown as Uppercase<string>,
         type,
         value: text,
         maskInputFn,