diff --git a/tools/VERSION b/tools/VERSION
index 4ca5a22..442bdc3 100644
--- a/tools/VERSION
+++ b/tools/VERSION
@@ -28,4 +28,4 @@
 MINOR 6
 PATCH 0
 PRERELEASE 9
-PRERELEASE_PATCH 3
+PRERELEASE_PATCH 4