diff --git a/tools/VERSION b/tools/VERSION
index 5429ee7dbcbf..0790b081edfe 100644
--- a/tools/VERSION
+++ b/tools/VERSION
@@ -23,9 +23,9 @@
 #  * Making cherry-picks to stable channel
 #     - increase PATCH by 1
 #
-CHANNEL main
+CHANNEL dev
 MAJOR 3
 MINOR 9
 PATCH 0
-PRERELEASE 0
+PRERELEASE 31
 PRERELEASE_PATCH 0