diff --git a/winbuild/build_prepare.py b/winbuild/build_prepare.py
index e4bf275a168..66e352c73c8 100644
--- a/winbuild/build_prepare.py
+++ b/winbuild/build_prepare.py
@@ -152,9 +152,9 @@ def cmd_msbuild(
         "libs": [r"*.lib"],
     },
     "xz": {
-        "url": SF_PROJECTS + "/lzmautils/files/xz-5.2.8.tar.gz/download",
-        "filename": "xz-5.2.8.tar.gz",
-        "dir": "xz-5.2.8",
+        "url": SF_PROJECTS + "/lzmautils/files/xz-5.2.9.tar.gz/download",
+        "filename": "xz-5.2.9.tar.gz",
+        "dir": "xz-5.2.9",
         "license": "COPYING",
         "patch": {
             r"src\liblzma\api\lzma.h": {