diff --git a/reference/xmlwriter/functions/xmlwriter-open-uri.xml b/reference/xmlwriter/functions/xmlwriter-open-uri.xml
index 5b4253499f..5b7cb02f2c 100644
--- a/reference/xmlwriter/functions/xmlwriter-open-uri.xml
+++ b/reference/xmlwriter/functions/xmlwriter-open-uri.xml
@@ -51,6 +51,16 @@
+
+ &reftitle.notes;
+
+
+ On Windows, files opened with this function are locked until the writer is
+ released.
+
+
+
+
&reftitle.seealso;