diff --git a/composer.json b/composer.json
index 9be9a9415..09c813c44 100644
--- a/composer.json
+++ b/composer.json
@@ -43,7 +43,7 @@
 	},
 	"extra": {
 		"branch-alias": {
-			"dev-master": "2.10-dev"
+			"dev-master": "3.0-dev"
 		}
 	}
 }
diff --git a/readme.md b/readme.md
index f726dc45c..5b47bf203 100644
--- a/readme.md
+++ b/readme.md
@@ -50,6 +50,7 @@ Alternatively, you can download the whole package or [tracy.phar](https://github
 
 | Tracy     | compatible with PHP | compatible with browsers
 |-----------|---------------|----------
+| Tracy 3.0 | PHP 8.0 – 8.3 | Chrome 64+, Firefox 69+, Safari 15.4+ and iOS Safari 15.4+
 | Tracy 2.10| PHP 8.0 – 8.3 | Chrome 64+, Firefox 69+, Safari 15.4+ and iOS Safari 15.4+
 | Tracy 2.9 | PHP 7.2 – 8.2 | Chrome 64+, Firefox 69+, Safari 13.1+ and iOS Safari 13.4+
 
diff --git a/src/Tracy/Debugger/Debugger.php b/src/Tracy/Debugger/Debugger.php
index a67fb3b5a..279808555 100644
--- a/src/Tracy/Debugger/Debugger.php
+++ b/src/Tracy/Debugger/Debugger.php
@@ -17,7 +17,7 @@
  */
 class Debugger
 {
-	public const Version = '2.10.5';
+	public const Version = '3.0-dev';
 
 	/** server modes for Debugger::enable() */
 	public const