diff --git a/SECURITY.md b/SECURITY.md
index f5887a0d6..ff50e24f4 100644
--- a/SECURITY.md
+++ b/SECURITY.md
@@ -4,6 +4,7 @@
 
 | Version  | Supported          |
 | -------- | ------------------ |
+| 0.21.x   | :white_check_mark: |
 | 0.20.x   | :white_check_mark: |
 | < 0.20.x | :x:                |