--- a/doc/ScintillaHistory.html
+++ b/doc/ScintillaHistory.html
@@ -467,8 +467,8 @@
 	</li>
 	<li>
 	<a href="ScintillaDoc.html#ProvisionalMessages">Provisional features</a>
-	are new features that may change or be removed if they cause problems but should later become
-	permanent features if they are work well.
+	are new features that may change or be removed if they cause problems but should become
+	permanent if they work well.
 	For this release <a href="ScintillaDoc.html#SCI_GETLINEENDTYPESSUPPORTED">Unicode line ends</a> and
 	<a href="ScintillaDoc.html#Substyles">substyles</a>
 	are provisional features.