diff --git a/lib/fs.js b/lib/fs.js
index a61c53c8e83224..27dc37e33e7958 100644
--- a/lib/fs.js
+++ b/lib/fs.js
@@ -882,7 +882,7 @@ ObjectDefineProperty(write, kCustomPromisifyArgsSymbol,
  *   offset?: number;
  *   length?: number;
  *   position?: number | null;
- *   }} [offsetOrOptions]s
+ *   }} [offsetOrOptions]
  * @param {number} [length]
  * @param {number} [position]
  * @returns {number}