diff --git a/tools/VERSION b/tools/VERSION
index ddd81383b6c..599dba01454 100644
--- a/tools/VERSION
+++ b/tools/VERSION
@@ -35,5 +35,5 @@ MINOR 8
 PATCH 0
 PRERELEASE 0
 PRERELEASE_PATCH 0
-ABI_VERSION 26
-OLDEST_SUPPORTED_ABI_VERSION 26
+ABI_VERSION 27
+OLDEST_SUPPORTED_ABI_VERSION 27