diff --git a/doc/Xinput.xml b/doc/Xinput.xml
index 36bfa7ed9..21eabfa39 100644
--- a/doc/Xinput.xml
+++ b/doc/Xinput.xml
@@ -1003,7 +1003,7 @@ initialized.
 </para>
 <para>
 <!-- .LP -->
-The data structures that define these
+The data structures that describe these
 events are defined in the file <function>extensions/include/XIproto.h</function>.  Other
 input extension constants needed by DDX are defined in the file
 <function>extensions/include/XI.h</function>.