diff --git a/changelogs/4.12.md b/changelogs/4.12.md
index 16e23dc6a..065c9c5dc 100644
--- a/changelogs/4.12.md
+++ b/changelogs/4.12.md
@@ -50,3 +50,9 @@ Released 6th January 2023.
 
 ## Fixes
 - Removed a workaround for an old client bug in custom form responses. The code contained a denial-of-service vulnerability.
+
+# 4.12.6
+Released 7th January 2023.
+
+## Changes
+- Added a new security measure to `NetworkSession` to detect and ban players who flood the server with packets.
\ No newline at end of file
diff --git a/src/VersionInfo.php b/src/VersionInfo.php
index 384a63ae7..88adf1a38 100644
--- a/src/VersionInfo.php
+++ b/src/VersionInfo.php
@@ -32,7 +32,7 @@ use function str_repeat;
 final class VersionInfo{
 	public const NAME = "PocketMine-MP";
 	public const BASE_VERSION = "4.12.6";
-	public const IS_DEVELOPMENT_BUILD = true;
+	public const IS_DEVELOPMENT_BUILD = false;
 	public const BUILD_CHANNEL = "stable";
 
 	private function __construct(){