diff --git a/_downloads/windows/arm64.md b/_downloads/windows/arm64.md
index 08a892a..3e1628d 100644
--- a/_downloads/windows/arm64.md
+++ b/_downloads/windows/arm64.md
@@ -19,7 +19,7 @@ toc: falst
 
 <script>
     setTimeout(function() {
-        window.location.href = "https://aka.ms/download-jdk/microsoft-jdk-17-windows-aarch64.msi";
+        window.location.href = "https://aka.ms/download-jdk/microsoft-jdk-21-windows-aarch64.msi";
     }, 5000); // 等待 5 秒.
 </script>
 
diff --git a/_downloads/windows/x86_64.md b/_downloads/windows/x86_64.md
index 205e4da..ef5de84 100644
--- a/_downloads/windows/x86_64.md
+++ b/_downloads/windows/x86_64.md
@@ -19,7 +19,7 @@ toc: falst
 
 <script>
     setTimeout(function() {
-        window.location.href = "https://aka.ms/download-jdk/microsoft-jdk-17-windows-x64.msi";
+        window.location.href = "https://aka.ms/download-jdk/microsoft-jdk-21-windows-x64.msi";
     }, 5000); // 等待 5 秒.
 </script>