diff --git a/RELEASE_NOTES.md b/RELEASE_NOTES.md
index 7e459315..213db070 100644
--- a/RELEASE_NOTES.md
+++ b/RELEASE_NOTES.md
@@ -1,3 +1,4 @@
+### 5.3.6
 - Updated System.Text.Json dependency (CVE-2024-43485)
 - Added angle conversion utilities for ranges
 - Added Ray3.Transformed overloads