diff --git a/internal-channels/fast.yaml b/internal-channels/fast.yaml
index 47e04ffd7..cea611447 100644
--- a/internal-channels/fast.yaml
+++ b/internal-channels/fast.yaml
@@ -848,3 +848,4 @@ versions:
 - 4.21.12
 - 4.21.13
 - 4.21.14
+- 4.21.15