diff --git a/bucket/docfx.json b/bucket/docfx.json
index a54968c4cf..9738812cbe 100644
--- a/bucket/docfx.json
+++ b/bucket/docfx.json
@@ -1,10 +1,10 @@
 {
-    "version": "2.63.1",
+    "version": "2.64.0",
     "description": "A documentation generation tool for API reference and Markdown files",
     "homepage": "https://dotnet.github.io/docfx/",
     "license": "MIT",
-    "url": "https://github.com/dotnet/docfx/releases/download/v2.63.1/docfx-win-x64-v2.63.1.zip",
-    "hash": "99877b89a36a0963fc43b08ea94fbd71fd293b1af703cb8364cd82af382c63f0",
+    "url": "https://github.com/dotnet/docfx/releases/download/v2.64.0/docfx-win-x64-v2.64.0.zip",
+    "hash": "949e8b21496cf34a9dfe1fa2359d9185c04323f39124e22a5fff8c909a42a424",
     "bin": "docfx.exe",
     "checkver": {
         "github": "https://github.com/dotnet/docfx"