diff --git a/bucket/luau.json b/bucket/luau.json
index 491a9004bb..acb9710a6c 100644
--- a/bucket/luau.json
+++ b/bucket/luau.json
@@ -1,12 +1,12 @@
 {
-    "version": "0.665",
+    "version": "0.666",
     "description": "A fast, small, safe, gradually typed embeddable scripting language derived from Lua",
     "homepage": "https://luau-lang.org/",
     "license": "MIT",
     "architecture": {
         "64bit": {
-            "url": "https://github.com/Roblox/luau/releases/download/0.665/luau-windows.zip",
-            "hash": "dad3f2f18366e5b94acac19f92cceb559f2dde94ebb664ad66b485290a0446c6"
+            "url": "https://github.com/Roblox/luau/releases/download/0.666/luau-windows.zip",
+            "hash": "1a0371d068011f6adbbaea86db7237d91cec07a4455beaa1f0fa32d683b0f4f2"
         }
     },
     "bin": [