diff --git a/bucket/vulkan.json b/bucket/vulkan.json
index f455ab1bc0..16a3648a43 100644
--- a/bucket/vulkan.json
+++ b/bucket/vulkan.json
@@ -1,5 +1,5 @@
 {
-    "version": "1.4.321.0",
+    "version": "1.4.321.1",
     "description": "SDK for new generation graphics and compute API",
     "homepage": "https://www.vulkan.org",
     "license": {
@@ -40,12 +40,12 @@
     ],
     "architecture": {
         "64bit": {
-            "url": "https://sdk.lunarg.com/sdk/download/1.4.321.0/windows/vulkansdk-windows-X64-1.4.321.0.exe",
-            "hash": "14ebc56ef981e03a292adadd2559fbbfcd0289ec157bfd0f0d5f9fdcb40042a9"
+            "url": "https://sdk.lunarg.com/sdk/download/1.4.321.1/windows/vulkansdk-windows-X64-1.4.321.1.exe",
+            "hash": "baaa4f7ca11ed3d82aa1c102b21208915485bbaa473068c763daa425cca468bd"
         },
         "arm64": {
-            "url": "https://sdk.lunarg.com/sdk/download/1.4.321.0/warm/vulkansdk-windows-ARM64-1.4.321.0.exe",
-            "hash": "56a47cd99d94e86ea764bb37583248913db3615a5c04f6d81f6cc8f4d31d2dc8"
+            "url": "https://sdk.lunarg.com/sdk/download/1.4.321.1/warm/vulkansdk-windows-ARM64-1.4.321.1.exe",
+            "hash": "d6a6f9eceb3447acb4556a458132793201125d7877c533ce0b436fadf3005004"
         }
     },
     "env_add_path": [