diff --git a/pkgs/development/python-modules/textual/default.nix b/pkgs/development/python-modules/textual/default.nix
index 20d04b0a03b1..4dfe95cadb03 100644
--- a/pkgs/development/python-modules/textual/default.nix
+++ b/pkgs/development/python-modules/textual/default.nix
@@ -29,18 +29,21 @@
 
 buildPythonPackage rec {
   pname = "textual";
-  version = "6.2.1";
+  version = "6.3.0";
   pyproject = true;
 
   src = fetchFromGitHub {
     owner = "Textualize";
     repo = "textual";
     tag = "v${version}";
-    hash = "sha256-2myMafLHxJNw3EWLvlvg0wWznY6m04BOQjhYtRvYTP8=";
+    hash = "sha256-3KxSuyfczyulbpysAO8mF7wvzd+807Lj6l6g0TygBnI=";
   };
 
   build-system = [ poetry-core ];
 
+  pythonRelaxDeps = [
+    "rich"
+  ];
   dependencies = [
     markdown-it-py
     platformdirs