diff --git a/releases/kubernetes.json b/releases/kubernetes.json
index 2623fc95..32b37856 100644
--- a/releases/kubernetes.json
+++ b/releases/kubernetes.json
@@ -190,6 +190,7 @@
   "1.21.10": "2022-02-16",
   "1.21.11": "2022-03-16",
   "1.21.12": "2022-04-13",
+  "1.21.13": "2022-05-24",
   "1.21.2": "2021-06-16",
   "1.21.3": "2021-07-15",
   "1.21.4": "2021-08-11",