diff --git a/bucket/docfx.json b/bucket/docfx.json
index e7c6f4aa69..8670485f54 100644
--- a/bucket/docfx.json
+++ b/bucket/docfx.json
@@ -1,10 +1,10 @@
 {
-    "version": "2.66.1",
+    "version": "2.66.2",
     "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/v2.66.1/docfx-win-x64-v2.66.1.zip",
-    "hash": "6a9d5de7363c960ca69ef709d6a20ac74e37090c9ed9f0cce9f7f82294d3c376",
+    "url": "https://github.com/dotnet/docfx/releases/download/v2.66.2/docfx-win-x64-v2.66.2.zip",
+    "hash": "d4c591cebc5e461a94c3da6f69cfc0e65a8ce93f55609759e44a9163328ea448",
     "bin": "docfx.exe",
     "checkver": {
         "github": "https://github.com/dotnet/docfx"