diff --git a/packages/rrweb-snapshot/src/snapshot.ts b/packages/rrweb-snapshot/src/snapshot.ts
index 003d2f3e9b..701c268c4b 100644
--- a/packages/rrweb-snapshot/src/snapshot.ts
+++ b/packages/rrweb-snapshot/src/snapshot.ts
@@ -980,9 +980,10 @@ export function serializeNodeWithId(
   let { needsMask } = options;
   let { preserveWhiteSpace = true } = options;
 
-  if (!needsMask &&
-      n.childNodes  // we can avoid the check on leaf elements, as masking is applied to child text nodes only
-     ) {
+  if (
+    !needsMask &&
+    n.childNodes // we can avoid the check on leaf elements, as masking is applied to child text nodes only
+  ) {
     // perf: if needsMask = true, children won't also need to check
     const checkAncestors = needsMask === undefined; // if false, we've already checked ancestors
     needsMask = needMaskingText(