diff --git a/bucket/mingw-mstorsjo-llvm-ucrt.json b/bucket/mingw-mstorsjo-llvm-ucrt.json
index cd58f95d7c..e44ff9d109 100644
--- a/bucket/mingw-mstorsjo-llvm-ucrt.json
+++ b/bucket/mingw-mstorsjo-llvm-ucrt.json
@@ -1,23 +1,23 @@
 {
-    "version": "21.1.1-20250910",
+    "version": "21.1.2-20250924",
     "description": "LLVM toolchain based on mingw-w64. (UCRT, mstorsjo build)",
     "homepage": "https://github.com/mstorsjo/llvm-mingw/",
     "license": "GPL-3.0-or-later,ZPL-2.1,Apache-2.0 WITH LLVM-exception,ISC",
     "architecture": {
         "64bit": {
-            "url": "https://github.com/mstorsjo/llvm-mingw/releases/download/20250910/llvm-mingw-20250910-ucrt-x86_64.zip",
-            "hash": "bd88084d7a3b95906fa295453399015a1fdd7b90a38baa8f78244bd234303737",
-            "extract_dir": "llvm-mingw-20250910-ucrt-x86_64"
+            "url": "https://github.com/mstorsjo/llvm-mingw/releases/download/20250924/llvm-mingw-20250924-ucrt-x86_64.zip",
+            "hash": "d2719495e711f5d07cb0781be5eb987ba549b07075578e34387dd127eb1341e8",
+            "extract_dir": "llvm-mingw-20250924-ucrt-x86_64"
         },
         "32bit": {
-            "url": "https://github.com/mstorsjo/llvm-mingw/releases/download/20250910/llvm-mingw-20250910-ucrt-i686.zip",
-            "hash": "f3542c7d7e83d123cfa0b93c13fccc5c07dc6e3c6ee4f10beba3fe3ffd3de4bf",
-            "extract_dir": "llvm-mingw-20250910-ucrt-i686"
+            "url": "https://github.com/mstorsjo/llvm-mingw/releases/download/20250924/llvm-mingw-20250924-ucrt-i686.zip",
+            "hash": "8c023358f708906d0d75536c766df876ba383f67e568af1df903a9bb0462f44c",
+            "extract_dir": "llvm-mingw-20250924-ucrt-i686"
         },
         "arm64": {
-            "url": "https://github.com/mstorsjo/llvm-mingw/releases/download/20250910/llvm-mingw-20250910-ucrt-aarch64.zip",
-            "hash": "881c77afafb1ecc4b93c0d403280a4d297e48043ca1d76d0d6b21490bf515c8b",
-            "extract_dir": "llvm-mingw-20250910-ucrt-aarch64"
+            "url": "https://github.com/mstorsjo/llvm-mingw/releases/download/20250924/llvm-mingw-20250924-ucrt-aarch64.zip",
+            "hash": "0274ec5c504f440493ce85966dd3e48b857687b28d1ca64d7e0ec7fefe1bdeb3",
+            "extract_dir": "llvm-mingw-20250924-ucrt-aarch64"
         }
     },
     "post_install": "Copy-Item \"$dir\\bin\\mingw32-make.exe\" \"$dir\\bin\\make.exe\"",