diff --git a/CMakeLists.txt b/CMakeLists.txt
index c0f67724c0..070685dcb1 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -91,7 +91,7 @@ set(ARANGODB_VERSION_MINOR "4")
 if (NOT DEFINED ARANGODB_VERSION_PATCH)
   set(ARANGODB_VERSION_PATCH "8")
   set(ARANGODB_VERSION_RELEASE_TYPE "preview")
-  set(ARANGODB_VERSION_RELEASE_NUMBER "3")
+  set(ARANGODB_VERSION_RELEASE_NUMBER "4")
 else()
   unset (ARANGODB_VERSION_RELEASE_TYPE) # do not remove space
   unset (ARANGODB_VERSION_RELEASE_NUMBER) # do not remove space
diff --git a/VERSION b/VERSION
index 313066a233..bd942cc77c 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-3.4.8-preview.3
+3.4.8-preview.4