diff --git a/bucket/luau.json b/bucket/luau.json
index c38d794d17..9d89bb5328 100644
--- a/bucket/luau.json
+++ b/bucket/luau.json
@@ -1,12 +1,12 @@
 {
-    "version": "0.644",
+    "version": "0.645",
     "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/0.644/luau-windows.zip",
-            "hash": "0569eae75e9a3ef301c67a1a413fc8a0671d19a8b7acfd5e5d3cd8c359e87f4d"
+            "url": "https://github.com/Roblox/luau/releases/download/0.645/luau-windows.zip",
+            "hash": "cb36a78bce7e78d0245ec7c961726b28461e4825a290db596d48491208a87aeb"
         }
     },
     "bin": [