diff --git a/testharness.js b/testharness.js
index 03c4f5f6020545..5bac9dc28fe34c 100644
--- a/testharness.js
+++ b/testharness.js
@@ -10,7 +10,7 @@ policies and contribution forms [3].
 [3] http://www.w3.org/2004/10/27-testcases
 */
 
-/* Documentation is in docs/testharness.md */
+/* Documentation is in docs/api.md */
 
 (function ()
 {