diff --git a/lib/chai/core/assertions.js b/lib/chai/core/assertions.js
index 8e221aca8..dd67ba336 100644
--- a/lib/chai/core/assertions.js
+++ b/lib/chai/core/assertions.js
@@ -965,8 +965,8 @@ module.exports = function (chai, _) {
    * Asserts that the target's `length` property has
    * the expected value.
    *
-   *     expect([ 1, 2, 3]).to.have.length(3);
-   *     expect('foobar').to.have.length(6);
+   *     expect([ 1, 2, 3]).to.have.lengthOf(3);
+   *     expect('foobar').to.have.lengthOf(6);
    *
    * @name lengthOf
    * @param {Number} length