Version 2.12.0-166.0.dev

Merge commit '474edbe27f891acf1090f4c5c32b3bcbf94892cb' into 'dev'
diff --git a/tools/VERSION b/tools/VERSION
index 10b75b8..36ceaf1 100644
--- a/tools/VERSION
+++ b/tools/VERSION
@@ -23,9 +23,9 @@
 #  * Making cherry-picks to stable channel
 #     - increase PATCH by 1
 #
-CHANNEL be
+CHANNEL dev
 MAJOR 2
 MINOR 12
 PATCH 0
-PRERELEASE 0
-PRERELEASE_PATCH 0
+PRERELEASE 166
+PRERELEASE_PATCH 0
\ No newline at end of file