diff --git a/releases/eslint.json b/releases/eslint.json
index 373098d1..00ad5cf2 100644
--- a/releases/eslint.json
+++ b/releases/eslint.json
@@ -46,6 +46,10 @@
     }
   },
   "versions": {
+    "9.21.0": {
+      "name": "9.21.0",
+      "date": "2025-02-21"
+    },
     "9.20.1": {
       "name": "9.20.1",
       "date": "2025-02-11"