diff --git a/lib/internal/validators.js b/lib/internal/validators.js
index dae0f9bc056b3b..4ed1e1115a9448 100644
--- a/lib/internal/validators.js
+++ b/lib/internal/validators.js
@@ -1,3 +1,5 @@
+/* eslint jsdoc/require-jsdoc: "error" */
+
 'use strict';
 
 const {
@@ -217,6 +219,12 @@ function validateBoolean(value, name) {
     throw new ERR_INVALID_ARG_TYPE(name, 'boolean', value);
 }
 
+/**
+ * @param {?object} options
+ * @param {string} key
+ * @param {boolean} defaultValue
+ * @returns {boolean}
+ */
 function getOwnPropertyValueOrDefault(options, key, defaultValue) {
   return options == null || !ObjectPrototypeHasOwnProperty(options, key) ?
     defaultValue :