diff --git a/src/VersionInfo.php b/src/VersionInfo.php
index deb4ef9b9..6ea4844cc 100644
--- a/src/VersionInfo.php
+++ b/src/VersionInfo.php
@@ -31,8 +31,8 @@ use function str_repeat;
 
 final class VersionInfo{
 	public const NAME = "PocketMine-MP";
-	public const BASE_VERSION = "5.0.0-ALPHA3";
-	public const IS_DEVELOPMENT_BUILD = false;
+	public const BASE_VERSION = "5.0.0-ALPHA4";
+	public const IS_DEVELOPMENT_BUILD = true;
 	public const BUILD_CHANNEL = "alpha";
 
 	private function __construct(){