diff --git a/index.html b/index.html
index 8d4276d0..b507f5eb 100644
--- a/index.html
+++ b/index.html
@@ -4646,7 +4646,7 @@
             <span>Doubled: </span>
             <input
               id="namesbaseDouble"
-              data-tip="Populate with letters that can used twice in a row (geminates)"
+              data-tip="Populate with letters that can be used twice in a row (geminates)"
               autocorrect="off"
               spellcheck="false"
               style="width: 10em"