diff --git a/index.html b/index.html
index 753bfba..41f75b8 100644
--- a/index.html
+++ b/index.html
@@ -91,7 +91,7 @@ <h1>Basic Example</h1>
   ],
   <span class='comment'>// specify the identifier for the presentation</span>
   "id": "http://example.edu/presentations/1872",
-  <span class='comment'>// the presentation type, which declare what data to expect in the presentation</span>
+  <span class='comment'>// the presentation type, which declares what data to expect in the presentation</span>
   "type": "VerifiablePresentation",
   <span class='comment'>// when the presentation was issued</span>
   "validFrom": "2010-01-01T19:23:24Z",