diff --git a/bucket/mingw-winlibs.json b/bucket/mingw-winlibs.json
index 9391a052b1..9be107e4e8 100644
--- a/bucket/mingw-winlibs.json
+++ b/bucket/mingw-winlibs.json
@@ -1,17 +1,17 @@
 {
-    "version": "15.2.0-13.0.0-r3",
+    "version": "15.2.0-13.0.0-r4",
     "description": "GNU Compiler Collection (WinLibs build)",
     "homepage": "https://winlibs.com",
     "license": "GPL-3.0-or-later,ZPL-2.1,BSD-2-Clause,...",
     "architecture": {
         "64bit": {
-            "url": "https://github.com/brechtsanders/winlibs_mingw/releases/download/15.2.0posix-13.0.0-ucrt-r3/winlibs-x86_64-posix-seh-gcc-15.2.0-mingw-w64ucrt-13.0.0-r3.7z",
-            "hash": "eb61f4fa4ac0945e336e8d70c63b5f596e10ee490375d823559b03635c38d500",
+            "url": "https://github.com/brechtsanders/winlibs_mingw/releases/download/15.2.0posix-13.0.0-ucrt-r4/winlibs-x86_64-posix-seh-gcc-15.2.0-mingw-w64ucrt-13.0.0-r4.7z",
+            "hash": "148175f2ba3c4ab0bfd93116b75f7ff172e9e0d06ca8680c8a98c375ec45abb5",
             "extract_dir": "mingw64"
         },
         "32bit": {
-            "url": "https://github.com/brechtsanders/winlibs_mingw/releases/download/15.2.0posix-13.0.0-ucrt-r3/winlibs-i686-posix-dwarf-gcc-15.2.0-mingw-w64ucrt-13.0.0-r3.7z",
-            "hash": "e2f6b642d380444b704bb844d5e7a8ad4119423edaf0cc7cd1d4957a20948220",
+            "url": "https://github.com/brechtsanders/winlibs_mingw/releases/download/15.2.0posix-13.0.0-ucrt-r4/winlibs-i686-posix-dwarf-gcc-15.2.0-mingw-w64ucrt-13.0.0-r4.7z",
+            "hash": "c79cf252f1c9393628feeb345c1695daa6509f84b0f94881da3caa08859602ce",
             "extract_dir": "mingw32"
         }
     },