diff --git a/SECURITY.md b/SECURITY.md
index 4d6971bcb92f1..a0b14614720ac 100644
--- a/SECURITY.md
+++ b/SECURITY.md
@@ -37,6 +37,7 @@ The community will fix security bugs for the latest major.minor version publishe
 | Version      | Supported          |
 | ------------ | ------------------ |
 | Latest 3.x   | :white_check_mark: |
+| 3.15 LTS     | :white_check_mark: |
 | 3.8 LTS      | :white_check_mark: |
 | 3.2 LTS      | :white_check_mark: |
 | Older 3.x    | :x:                |