diff --git a/bucket/kubeadm.json b/bucket/kubeadm.json
index 25ffc95b26..f0de6d0eac 100644
--- a/bucket/kubeadm.json
+++ b/bucket/kubeadm.json
@@ -1,12 +1,12 @@
 {
-    "version": "1.21.2",
+    "version": "1.21.3",
     "description": "Kubernetes node provisioning tool",
     "homepage": "https://kubernetes.io/docs/reference/setup-tools/kubeadm/kubeadm/",
     "license": "Apache-2.0",
     "architecture": {
         "64bit": {
-            "url": "https://dl.k8s.io/v1.21.2/bin/windows/amd64/kubeadm.exe",
-            "hash": "a08638524b29d427224304dc94324f865eb21b9e567e8578ec922986e148e6ef"
+            "url": "https://dl.k8s.io/v1.21.3/bin/windows/amd64/kubeadm.exe",
+            "hash": "4be2b44ca81db1c2524f586d15c2f87f7773e758a923a1f97897fd800abc013c"
         }
     },
     "bin": "kubeadm.exe",