diff --git a/SECURITY.md b/SECURITY.md
index 69174803..a10db61b 100644
--- a/SECURITY.md
+++ b/SECURITY.md
@@ -4,7 +4,5 @@
 
 | Version | Supported          |
 | ------- | ------------------ |
-| 5.1.x   | :white_check_mark: |
-| 5.0.x   | :x:                |
-| 4.0.x   | :white_check_mark: |
-| < 4.0   | :x:                |
+| 4.3   | :white_check_mark: |
+| < 4.3   | :x:                |