VOL-4697: Fixes for rolling update case

Change-Id: Idce67b7752386b5fbe985564933bb510dc0e4bd0
diff --git a/VERSION b/VERSION
index f2c6cb6..cf78d5b 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-4.2.3
+4.2.4