diff --git a/docs/PreReleaseNotes.txt b/docs/PreReleaseNotes.txt
index 09731bb4294..0c905192104 100644
--- a/docs/PreReleaseNotes.txt
+++ b/docs/PreReleaseNotes.txt
@@ -17,6 +17,7 @@ Prerelease Notes
 + **Minor bug fixes**
 
 + **Miscellaneous**
+  * **[Proxy]** Add method to cache to get local file path of cached file.
   * **[All]** Place protocol definition under a modified BSD license.
   * **[Proxy]** Avoid auth failure due to URL cgi directives.