diff --git a/bucket/llvm.json b/bucket/llvm.json
index d4d9aad10a..08d18564a3 100644
--- a/bucket/llvm.json
+++ b/bucket/llvm.json
@@ -1,17 +1,17 @@
 {
-    "version": "21.1.5",
+    "version": "21.1.6",
     "description": "Collection of modular and reusable compiler and toolchain technologies.",
     "homepage": "https://www.llvm.org",
     "license": "NCSA",
     "notes": "Since upstream does NOT provide pre-compiled binary of arm64 for every release, LLVM arm64 is now a separate manifest: 'llvm-arm64'.",
     "architecture": {
         "64bit": {
-            "url": "https://github.com/llvm/llvm-project/releases/download/llvmorg-21.1.5/LLVM-21.1.5-win64.exe#/dl.7z",
-            "hash": "aa106956d3fa7e213806e12b58b621c539ca8faf767db9a544ce1894e98e1060"
+            "url": "https://github.com/llvm/llvm-project/releases/download/llvmorg-21.1.6/LLVM-21.1.6-win64.exe#/dl.7z",
+            "hash": "11d721f66d46b216f69a4a9db75ac8b36933c50c59da83c67129a06740af22fc"
         },
         "32bit": {
-            "url": "https://github.com/llvm/llvm-project/releases/download/llvmorg-21.1.5/LLVM-21.1.5-win32.exe#/dl.7z",
-            "hash": "75b0411556ea2d2568e1116051c00b4b4f12012abaedc08e92420a1076349cf8"
+            "url": "https://github.com/llvm/llvm-project/releases/download/llvmorg-21.1.6/LLVM-21.1.6-win32.exe#/dl.7z",
+            "hash": "adc6e7106f8aed0d82ffa644c9a18d13b566014392f6b766fdcb5dfd64792ffb"
         }
     },
     "pre_install": "Remove-Item \"$dir\\`$*\", \"$dir\\Uninstall.exe\" -Recurse",