diff --git a/RELEASES b/RELEASES
index 365662de..6d94b423 100644
--- a/RELEASES
+++ b/RELEASES
@@ -22,6 +22,7 @@ v1.5.0
 Note:
 'Constrained High Profile' = 'Constrained Baseline Profile' plus:
 - CABAC
+- Intra 8x8 mode support
 - 8x8 transform
 - QP scaling matrices
 - QP per chroma component