diff --git a/src/pocketmine/VersionInfo.php b/src/pocketmine/VersionInfo.php
index 4ae068b90..c9c78f83e 100644
--- a/src/pocketmine/VersionInfo.php
+++ b/src/pocketmine/VersionInfo.php
@@ -22,6 +22,6 @@
 namespace pocketmine;
 
 const NAME = "PocketMine-MP";
-const BASE_VERSION = "3.9.7";
-const IS_DEVELOPMENT_BUILD = false;
+const BASE_VERSION = "3.9.8";
+const IS_DEVELOPMENT_BUILD = true;
 const BUILD_NUMBER = 0;