diff --git a/readme.txt b/readme.txt
index 09a9d2b49e6f2e..668ccca48a5dcf 100644
--- a/readme.txt
+++ b/readme.txt
@@ -1,6 +1,6 @@
 === Gutenberg ===
 Contributors: matveb, joen, karmatosed
-Tested up to: 6.2
+Tested up to: 6.3
 Stable tag: V.V.V
 License: GPLv2 or later
 License URI: http://www.gnu.org/licenses/gpl-2.0.html