diff --git a/static/index.html b/static/index.html
index 6cabad89f..b1bad3660 100644
--- a/static/index.html
+++ b/static/index.html
@@ -1364,7 +1364,7 @@
                   <div class="top">characters</div>
                   <div
                     class="bottom"
-                    aria-label="Correct, incorrect, extra and missed"
+                    aria-label="correct, incorrect, extra, and missed"
                     data-balloon-break=""
                     data-balloon-pos="up"
                   >