diff --git a/bucket/microsoft21-jdk.json b/bucket/microsoft21-jdk.json
index c38f0a8a0..067ae7b5b 100644
--- a/bucket/microsoft21-jdk.json
+++ b/bucket/microsoft21-jdk.json
@@ -1,16 +1,16 @@
 {
     "description": "The Microsoft Build of OpenJDK is a no-cost long-term supported distribution and Microsoft's way to collaborate and contribute to the Java ecosystem.",
     "homepage": "https://www.microsoft.com/openjdk/",
-    "version": "21.0.11",
+    "version": "21.0.12",
     "license": "GPL-2.0-only WITH Classpath-exception-2.0",
     "architecture": {
         "64bit": {
-            "url": "https://aka.ms/download-jdk/microsoft-jdk-21.0.11-windows-x64.zip",
-            "hash": "a58466dc0c0edd9740b5c5db10d95a70b682cb04f1a5101479d75e844f7160ff"
+            "url": "https://aka.ms/download-jdk/microsoft-jdk-21.0.12-windows-x64.zip",
+            "hash": "bf27a5d6298c736af8daf5b8c883098e83291446e5766118d8a5ea6a2617195d"
         },
         "arm64": {
-            "url": "https://aka.ms/download-jdk/microsoft-jdk-21.0.11-windows-aarch64.zip",
-            "hash": "4cc53b464abd0e87471378778e19663b36dcf94824c72db1f224d048c520982b"
+            "url": "https://aka.ms/download-jdk/microsoft-jdk-21.0.12-windows-aarch64.zip",
+            "hash": "2118bb60b19002a0bcc420267518352f10d2be25ce1c79c51701b87b209bbc2a"
         }
     },
     "extract_to": "tmp",